diff --git a/game/main.ts b/game/main.ts
index 802378b0..ce813849 100644
--- a/game/main.ts
+++ b/game/main.ts
@@ -1,48 +1,26 @@
-import { cls, print, spr, use_texture, Texture } from "./graphics";
+import { cls, print, spr, use_texture } from "./graphics";
 import { load_texture } from "./assets";
 import { since_start } from "./time";
 import { btn, Button } from "./input";
-// import { load_string } from "./io";
 import { new_v2, vadd, vmul, vnorm } from "./vector";
 
-/// TODO: Support reload by saving and restoring state from init/update/restore.
-
 /// A nice looping frame counter.
 let clock = 0;
 
-let bot_sprite: Texture | undefined = undefined;
+let bot_sprite: number | undefined = undefined;
 
 // Note zelda overworld is 16x8 screens
 //      zelda screen is 16x11 tiles
 // from a feeling point of view this is sufficient, apparently :D
 
-let loaded = false;
+export function init() {
+  print("Hello world!");
 
-async function load_map(path: string) {
-  // print("Loading map:", path);
-  // const blob = await load_string(path);
-  // const map = JSON.parse(blob);
-  // print("Loaded map:", map);
-}
-
-function load_assets() {
   // Start this load, but then...
-  let texture_load = load_texture("./bot.png").then((n) => {
+  load_texture("./bot.png").then((n) => {
     print("Bot loaded at", since_start());
     bot_sprite = n;
   });
-
-  let map_load = load_map("./overworld.ldtk");
-
-  Promise.all([texture_load, map_load]).then(() => {
-    loaded = true;
-    print("All are loaded.");
-  });
-}
-
-export function init() {
-  print("Hello world!");
-  load_assets();
 }
 
 const friction = 0.6;
@@ -102,10 +80,6 @@ const robo_info = {
 
 export function draw() {
   cls(0.1, 0.2, 0.3);
-  if (!loaded) {
-    return;
-  }
-
   if (bot_sprite != undefined) {
     // ...it gets resolved here?
     use_texture(bot_sprite);
diff --git a/oden-js/src/lib.rs b/oden-js/src/lib.rs
index cf11d155..6d6397c5 100644
--- a/oden-js/src/lib.rs
+++ b/oden-js/src/lib.rs
@@ -16,7 +16,7 @@ pub use atom::{Atom, AtomRef};
 pub use class::{Class, ClassID};
 pub use context::{Context, ContextRef, EvalFlags};
 pub use conversion::*;
-pub use promise::{DefaultRejectedPromiseTracker, Promise, RejectedPromiseTracker};
+pub use promise::Promise;
 pub use runtime::Runtime;
 pub use value::{Value, ValueRef, ValueType};
 
@@ -77,12 +77,6 @@ impl From<std::io::Error> for Error {
     }
 }
 
-impl From<std::str::Utf8Error> for Error {
-    fn from(e: std::str::Utf8Error) -> Self {
-        Error::ConversionError(e.to_string())
-    }
-}
-
 pub type Result<T> = core::result::Result<T, Error>;
 pub type ValueResult = core::result::Result<Value, Error>;
 
diff --git a/oden-js/src/promise.rs b/oden-js/src/promise.rs
index 03cabee8..8ee23b26 100644
--- a/oden-js/src/promise.rs
+++ b/oden-js/src/promise.rs
@@ -1,4 +1,4 @@
-use crate::{ContextRef, ValueRef, ValueResult};
+use crate::{ContextRef, ValueResult};
 use std::sync::atomic::{AtomicU64, Ordering};
 use std::sync::mpsc::Sender;
 
@@ -72,53 +72,3 @@ impl Drop for Promise {
         assert!(self.complete);
     }
 }
-
-pub trait RejectedPromiseTracker {
-    fn on_rejected_promise(
-        &self,
-        ctx: &ContextRef,
-        promise: &ValueRef,
-        reason: &ValueRef,
-        is_handled: bool,
-    );
-}
-
-impl<T> RejectedPromiseTracker for T
-where
-    T: Fn(&ContextRef, &ValueRef, &ValueRef, bool) -> (),
-{
-    fn on_rejected_promise(
-        &self,
-        ctx: &ContextRef,
-        promise: &ValueRef,
-        reason: &ValueRef,
-        is_handled: bool,
-    ) {
-        self(ctx, promise, reason, is_handled);
-    }
-}
-
-pub struct DefaultRejectedPromiseTracker {}
-
-impl DefaultRejectedPromiseTracker {
-    pub fn new() -> Self {
-        DefaultRejectedPromiseTracker {}
-    }
-}
-
-impl RejectedPromiseTracker for DefaultRejectedPromiseTracker {
-    fn on_rejected_promise(
-        &self,
-        ctx: &ContextRef,
-        _promise: &ValueRef,
-        reason: &ValueRef,
-        is_handled: bool,
-    ) {
-        if !is_handled {
-            let reason_str = reason.to_string(ctx).expect(
-                "Unhandled rejected promise: reason unknown: unable to convert reason to string",
-            );
-            panic!("Unhandled rejected promise: {reason_str}");
-        }
-    }
-}
diff --git a/oden-js/src/runtime.rs b/oden-js/src/runtime.rs
index 5c1fb4ab..e349d955 100644
--- a/oden-js/src/runtime.rs
+++ b/oden-js/src/runtime.rs
@@ -1,8 +1,7 @@
 use crate::{
     module::loader::{load_module, DefaultModuleLoader, ModuleLoader},
     promise::{PromiseEvent, PromiseHandle},
-    ContextRef, DefaultRejectedPromiseTracker, Promise, RejectedPromiseTracker, Result, Value,
-    ValueRef,
+    ContextRef, Promise, Result, Value,
 };
 use oden_js_sys as sys;
 use std::cell::{RefCell, RefMut};
@@ -46,19 +45,20 @@ struct PrivateState {
     promise_send: Sender<(PromiseHandle, PromiseEvent)>,
     promise_recv: Receiver<(PromiseHandle, PromiseEvent)>,
     promise_table: HashMap<PromiseHandle, PromiseEntry>, // !
-    rejection_tracker: Arc<Box<dyn RejectedPromiseTracker>>,
 }
 
 impl PrivateState {
-    pub fn new() -> Box<RefCell<Self>> {
+    pub fn new<T>(loader: T) -> Box<RefCell<Self>>
+    where
+        T: ModuleLoader + 'static,
+    {
         let (send, recv) = channel();
         Box::new(RefCell::new(PrivateState {
             refs: 1,
-            loader: Arc::new(Box::new(DefaultModuleLoader::new())),
+            loader: Arc::new(Box::new(loader)),
             promise_send: send,
             promise_recv: recv,
             promise_table: HashMap::new(),
-            rejection_tracker: Arc::new(Box::new(DefaultRejectedPromiseTracker::new())),
         }))
     }
 
@@ -92,28 +92,6 @@ impl PrivateState {
         let context = ContextRef::from_raw(ctx);
         load_module(&context, path, &loader)
     }
-
-    unsafe extern "C" fn promise_rejection_tracker(
-        ctx: *mut sys::JSContext,
-        promise: sys::JSValue,
-        reason: sys::JSValue,
-        is_handled: i32,
-        opaque: *mut std::os::raw::c_void,
-    ) {
-        let ctx = ContextRef::from_raw(ctx);
-        let promise = ValueRef::from_raw(promise);
-        let reason = ValueRef::from_raw(reason);
-        let is_handled = is_handled != 0;
-        let handler = unsafe {
-            let ptr = opaque as *const RefCell<PrivateState>;
-            ptr.as_ref()
-                .expect("We already know this runtime is one of ours!")
-                .borrow()
-                .rejection_tracker
-                .clone()
-        };
-        handler.on_rejected_promise(&ctx, &promise, &reason, is_handled);
-    }
 }
 
 #[derive(Debug)]
@@ -123,17 +101,16 @@ pub struct Runtime {
 
 impl Runtime {
     pub fn new() -> Runtime {
-        let state = PrivateState::new();
+        Self::with_loader(DefaultModuleLoader::new())
+    }
+
+    pub fn with_loader<TLoader: ModuleLoader + 'static>(loader: TLoader) -> Runtime {
+        let state = PrivateState::new(loader);
         let rt = unsafe {
             let rt = sys::JS_NewRuntime();
             let state = Box::into_raw(state) as *mut _;
             sys::JS_SetRuntimeOpaque(rt, state);
             sys::JS_SetModuleLoaderFunc(rt, None, Some(PrivateState::module_loader), state);
-            sys::JS_SetHostPromiseRejectionTracker(
-                rt,
-                Some(PrivateState::promise_rejection_tracker),
-                state,
-            );
             rt
         };
         Runtime { rt }
@@ -164,26 +141,6 @@ impl Runtime {
         }
     }
 
-    /// Set the handler for loading modules. By default this is an instance
-    /// of `DefaultModuleLoader`.
-    pub fn set_module_loader<T>(&mut self, loader: T)
-    where
-        T: ModuleLoader + 'static,
-    {
-        let mut state = unsafe { PrivateState::from_rt_mut(self.rt) };
-        state.loader = Arc::new(Box::new(loader));
-    }
-
-    /// Set a tracker to be notified whenever a promise is rejected. By
-    /// default, this is an instance of `DefaultRejectedPromiseHandler`.
-    pub fn set_rejected_promise_tracker<T>(&mut self, tracker: T)
-    where
-        T: RejectedPromiseTracker + 'static,
-    {
-        let mut state = unsafe { PrivateState::from_rt_mut(self.rt) };
-        state.rejection_tracker = Arc::new(Box::new(tracker));
-    }
-
     pub fn run_gc(&mut self) {
         unsafe {
             sys::JS_RunGC(self.rt);
diff --git a/src/assets.ts b/src/assets.ts
index b375d450..fe1dd156 100644
--- a/src/assets.ts
+++ b/src/assets.ts
@@ -1,7 +1,7 @@
 import * as io from "./io.ts";
 import * as gfx from "./graphics.ts";
 
-export async function load_texture(path: string): Promise<gfx.Texture> {
+export async function load_texture(path: string): Promise<number> {
   const buffer = await io.load(path);
   return gfx.create_texture(buffer, path);
 }
diff --git a/src/graphics.ts b/src/graphics.ts
index 06ce66f3..185413b2 100644
--- a/src/graphics.ts
+++ b/src/graphics.ts
@@ -52,16 +52,6 @@ export function spr(
   core.spr(x, y, w, h, sx, sy, sw, sh);
 }
 
-export class Texture {
-  #id: number;
-  constructor(id: number) {
-    this.#id = id;
-  }
-  id(): number {
-    return this.#id;
-  }
-}
-
 /**
  * Create a texture based on the loaded buffer.
  *
@@ -71,41 +61,15 @@ export class Texture {
 export function create_texture(
   buffer: ArrayBuffer,
   label: string | undefined = undefined
-): Texture {
-  const id = core.create_texture(buffer, label);
-  return new Texture(id);
+): number {
+  return core.create_texture(buffer, label);
 }
 
 /**
  * Set the specified texture as the current texture for calls to e.g. spr().
  *
- * @param texture - The texture to use.
+ * @param id - The identifier of the texture to use.
  */
-export function use_texture(id: Texture) {
-  core.use_texture(id.id());
-}
-
-/**
- * Create a texture that we can render to.
- */
-export function create_writable_texture(
-  width: number,
-  height: number,
-  label: string | undefined = undefined
-): Texture {
-  return new Texture(core.create_writable_texture(width, height, label));
-}
-
-/**
- * Set the current render target to the screen.
- */
-export function write_to_screen() {
-  core.write_to_screen();
-}
-
-/**
- * Set the current render target to the specified texture.
- */
-export function write_to_texture(texture: Texture) {
-  core.write_to_texture(texture.id());
+export function use_texture(id: number) {
+  core.use_texture(id);
 }
diff --git a/src/io.ts b/src/io.ts
index 7131bc94..e95fada6 100644
--- a/src/io.ts
+++ b/src/io.ts
@@ -6,12 +6,6 @@ import * as core from "io-core";
  * @param path The path of the file to load.
  * @returns The contents of the file.
  */
-export const load = core.load;
-
-/**
- * Load the specified file into memory as a string.
- *
- * @param path The path of the file to load.
- * @returns The contents of the file decoded from utf-8.
- */
-export const load_string = core.load_string;
+export function load(path: string): Promise<ArrayBuffer> {
+  return core.load(path);
+}
diff --git a/src/lib.rs b/src/lib.rs
index 5f0493bd..47b3c23b 100644
--- a/src/lib.rs
+++ b/src/lib.rs
@@ -1,16 +1,10 @@
 use bytemuck;
 use std::collections::HashMap;
-use std::rc::Rc;
 use std::sync::mpsc::Receiver;
 use std::time::Instant;
 use tracy_client::{frame_mark, set_thread_name, span};
 use wgpu::util::DeviceExt;
-use winit::{
-    event::*,
-    event_loop::{EventLoopBuilder, EventLoopProxy},
-    window::Window,
-    window::WindowBuilder,
-};
+use winit::{event::*, event_loop::EventLoop, window::Window, window::WindowBuilder};
 
 mod script;
 use script::graphics::GraphicsCommand;
@@ -73,8 +67,6 @@ struct State {
     sprite_bind_group_layout: wgpu::BindGroupLayout,
     sprite_textures: HashMap<u32, wgpu::BindGroup>,
 
-    write_textures: HashMap<u32, texture::Texture>,
-
     screen_uniform: ScreenUniforms,
     screen_uniform_buffer: wgpu::Buffer,
     screen_uniform_bind_group: wgpu::BindGroup,
@@ -282,7 +274,6 @@ impl State {
             max_vertices,
             sprite_bind_group_layout,
             sprite_textures: HashMap::new(),
-            write_textures: HashMap::new(),
             screen_uniform,
             screen_uniform_buffer,
             screen_uniform_bind_group,
@@ -317,19 +308,14 @@ impl State {
     fn render(&mut self, commands: Vec<GraphicsCommand>) -> Result<(), wgpu::SurfaceError> {
         let _span = span!("context render");
         let output = self.surface.get_current_texture()?;
+        let view = output
+            .texture
+            .create_view(&wgpu::TextureViewDescriptor::default());
 
         // Group the commands into passes.
-        let screen_view = Rc::new(
-            output
-                .texture
-                .create_view(&wgpu::TextureViewDescriptor::default()),
-        );
-        let mut last_view = screen_view.clone();
-
         struct Pass {
             color: Option<[f64; 4]>,
             commands: Vec<GraphicsCommand>,
-            target: Rc<wgpu::TextureView>,
         }
         let mut passes = Vec::new();
         for command in commands {
@@ -337,9 +323,7 @@ impl State {
                 GraphicsCommand::Clear(cc) => passes.push(Pass {
                     color: Some(cc.color),
                     commands: Vec::new(),
-                    target: last_view.clone(),
                 }),
-
                 GraphicsCommand::CreateTexture(ct) => {
                     let texture = texture::Texture::from_image(
                         &self.device,
@@ -371,93 +355,12 @@ impl State {
 
                     self.sprite_textures.insert(ct.id, sprite_bind_group);
                 }
-
-                GraphicsCommand::CreateWritableTexture {
-                    id,
-                    width,
-                    height,
-                    label,
-                } => {
-                    let texture = texture::Texture::new_writable(
-                        &self.device,
-                        width,
-                        height,
-                        match &label {
-                            Some(l) => Some(&l),
-                            None => None,
-                        },
-                    );
-                    let sprite_bind_group =
-                        self.device.create_bind_group(&wgpu::BindGroupDescriptor {
-                            layout: &self.sprite_bind_group_layout,
-                            entries: &[
-                                wgpu::BindGroupEntry {
-                                    binding: 0,
-                                    resource: wgpu::BindingResource::TextureView(&texture.view),
-                                },
-                                wgpu::BindGroupEntry {
-                                    binding: 1,
-                                    resource: wgpu::BindingResource::Sampler(&texture.sampler),
-                                },
-                            ],
-                            label: match &label {
-                                Some(l) => Some(&l),
-                                None => None,
-                            },
-                        });
-
-                    self.sprite_textures.insert(id, sprite_bind_group);
-                    self.write_textures.insert(id, texture);
-                }
-
-                GraphicsCommand::WriteToTexture(id) => {
-                    let texture = self.write_textures.get(&id).unwrap();
-                    last_view = Rc::new(
-                        texture
-                            .texture
-                            .create_view(&wgpu::TextureViewDescriptor::default()),
-                    );
-                    let new_pass = match passes.last_mut() {
-                        Some(pass) => {
-                            if pass.commands.is_empty() {
-                                pass.target = last_view.clone();
-                                false
-                            } else {
-                                true
-                            }
-                        }
-                        None => true,
-                    };
-                    if new_pass {
-                        passes.push(Pass {
-                            color: None,
-                            commands: vec![],
-                            target: last_view.clone(),
-                        })
-                    }
-                }
-
-                GraphicsCommand::WriteToScreen => {
-                    if !Rc::ptr_eq(&last_view, &screen_view) {
-                        // If I have a pass already I need a new one.
-                        last_view = screen_view.clone();
-                        if !passes.is_empty() {
-                            passes.push(Pass {
-                                color: None,
-                                commands: vec![],
-                                target: last_view.clone(),
-                            })
-                        }
-                    }
-                }
-
                 GraphicsCommand::EndFrame => (),
                 other => match passes.last_mut() {
                     Some(pass) => pass.commands.push(other),
                     None => passes.push(Pass {
                         color: None,
                         commands: vec![other],
-                        target: last_view.clone(),
                     }),
                 },
             }
@@ -480,7 +383,7 @@ impl State {
                 let mut render_pass = encoder.begin_render_pass(&wgpu::RenderPassDescriptor {
                     label: Some("Render Pass"),
                     color_attachments: &[Some(wgpu::RenderPassColorAttachment {
-                        view: &pass.target,
+                        view: &view,
                         resolve_target: None,
                         ops: wgpu::Operations {
                             load: if let Some([r, g, b, a]) = pass.color {
@@ -535,11 +438,7 @@ impl State {
                         }
 
                         GraphicsCommand::UseTexture(id) => texture_id = Some(id),
-
                         GraphicsCommand::CreateTexture(_) => (), // Already handled
-                        GraphicsCommand::CreateWritableTexture { .. } => (), // Already handled
-                        GraphicsCommand::WriteToTexture(_) => (), // Already handled
-                        GraphicsCommand::WriteToScreen => (),    // Already handled
                         GraphicsCommand::Clear(_) => (),         // Already handled
                         GraphicsCommand::EndFrame => (),         // Should never appear
                     }
@@ -573,19 +472,15 @@ impl State {
     }
 }
 
-enum OdenEvent {
-    Close,
-}
-
 struct UIEvent {
-    winit: Event<'static, OdenEvent>,
+    winit: Event<'static, ()>,
     #[allow(unused)]
     time: Instant,
 }
 
 // TODO: flume? (https://docs.rs/flume/latest/flume/)
 
-fn main_thread(event_loop: EventLoopProxy<OdenEvent>, state: State, reciever: Receiver<UIEvent>) {
+fn main_thread(state: State, reciever: Receiver<UIEvent>) {
     let mut state = state;
     let mut script = script::ScriptContext::new();
     script.init();
@@ -605,10 +500,6 @@ fn main_thread(event_loop: EventLoopProxy<OdenEvent>, state: State, reciever: Re
                     } if window_id == state.window().id() => {
                         if !script.input(event) {
                             match event {
-                                WindowEvent::CloseRequested => {
-                                    let _ = event_loop.send_event(OdenEvent::Close);
-                                }
-
                                 WindowEvent::CursorMoved { position, .. } => {
                                     state.mouse_x = position.x;
                                     state.mouse_y = position.y;
@@ -666,35 +557,27 @@ pub async fn run() {
     set_thread_name!("ui thread");
 
     env_logger::init();
-    let event_loop = EventLoopBuilder::<OdenEvent>::with_user_event().build();
+    let event_loop = EventLoop::new();
     let window = WindowBuilder::new().build(&event_loop).unwrap();
-    let event_loop_proxy = event_loop.create_proxy();
 
     let state = State::new(window).await;
     let (sender, reciever) = std::sync::mpsc::channel();
 
     std::thread::spawn(move || {
         set_thread_name!("game thread");
-        main_thread(event_loop_proxy, state, reciever);
+        main_thread(state, reciever);
     });
 
     event_loop.run(move |event, _, control_flow| {
         control_flow.set_wait();
 
-        match event {
-            Event::UserEvent(OdenEvent::Close) => {
-                control_flow.set_exit();
-            }
-            _ => {
-                if let Some(e) = event.to_static() {
-                    sender
-                        .send(UIEvent {
-                            winit: e,
-                            time: Instant::now(),
-                        })
-                        .unwrap();
-                }
-            }
+        if let Some(e) = event.to_static() {
+            sender
+                .send(UIEvent {
+                    winit: e,
+                    time: Instant::now(),
+                })
+                .unwrap();
         }
     });
 }
diff --git a/src/script.rs b/src/script.rs
index 5d9b0c2e..4d38a705 100644
--- a/src/script.rs
+++ b/src/script.rs
@@ -56,8 +56,7 @@ pub struct ScriptContext {
 
 impl ScriptContext {
     pub fn new() -> Self {
-        let mut runtime = Runtime::new();
-        runtime.set_module_loader(Loader::new());
+        let runtime = Runtime::with_loader(Loader::new());
 
         let mut context = Context::new(runtime);
         context.add_intrinsic_bigfloat();
diff --git a/src/script/graphics.rs b/src/script/graphics.rs
index b55b5d93..b3efe8d0 100644
--- a/src/script/graphics.rs
+++ b/src/script/graphics.rs
@@ -40,15 +40,7 @@ pub enum GraphicsCommand {
     Print(PrintCommand),
     Sprite(SpriteCommand),
     CreateTexture(CreateTextureCommand),
-    CreateWritableTexture {
-        id: u32,
-        width: u32,
-        height: u32,
-        label: Option<String>,
-    },
     UseTexture(u32),
-    WriteToTexture(u32),
-    WriteToScreen,
     EndFrame,
 }
 
@@ -117,31 +109,6 @@ impl GraphicsImpl {
     fn use_texture(&self, id: u32) {
         let _ = self.sender.send(GraphicsCommand::UseTexture(id));
     }
-
-    fn create_writable_texture(
-        &self,
-        width: u32,
-        height: u32,
-        label: Option<String>,
-    ) -> Result<u32> {
-        let id = self.next_texture_id.fetch_add(1, Ordering::SeqCst);
-        let _ = self.sender.send(GraphicsCommand::CreateWritableTexture {
-            id,
-            width,
-            height,
-            label,
-        });
-
-        Ok(id)
-    }
-
-    fn write_to_screen(&self) {
-        let _ = self.sender.send(GraphicsCommand::WriteToScreen);
-    }
-
-    fn write_to_texture(&self, id: u32) {
-        let _ = self.sender.send(GraphicsCommand::WriteToTexture(id));
-    }
 }
 
 pub struct GraphicsAPI {
@@ -201,32 +168,6 @@ impl GraphicsAPI {
                 )?,
             )?;
         }
-        {
-            let gfx = gfx.clone();
-            builder.export(
-                "create_writable_texture",
-                ctx.new_fn(
-                    move |_: &ContextRef, width: u32, height: u32, label: Option<String>| {
-                        gfx.create_writable_texture(width, height, label)
-                    },
-                )?,
-            )?;
-        }
-        {
-            let gfx = gfx.clone();
-            builder.export(
-                "write_to_screen",
-                ctx.new_fn(move |_: &ContextRef| gfx.write_to_screen())?,
-            )?;
-        }
-        {
-            let gfx = gfx.clone();
-            builder.export(
-                "write_to_texture",
-                ctx.new_fn(move |_: &ContextRef, id: u32| gfx.write_to_texture(id))?,
-            )?;
-        }
-
         builder.build("graphics-core")?;
         Ok(GraphicsAPI { gfx })
     }
diff --git a/src/script/io.rs b/src/script/io.rs
index ba3521fc..d508c040 100644
--- a/src/script/io.rs
+++ b/src/script/io.rs
@@ -82,24 +82,6 @@ impl IoImpl {
 
         Ok(value)
     }
-
-    fn load_string(&self, context: &ContextRef, path: &str) -> ValueResult {
-        let (value, promise) = context.new_promise()?;
-
-        let path = path.to_string();
-        self.thread_pool.execute(Box::new(move || {
-            let path = path;
-
-            let result = resolve_path(&path, &[]).and_then(|p| std::fs::read(p));
-            promise.resolve(move |ctx: &ContextRef| {
-                let result = result?;
-                let string = std::str::from_utf8(&result)?;
-                ctx.new_string(string)
-            });
-        }));
-
-        Ok(value)
-    }
 }
 
 pub struct IoAPI {}
@@ -115,13 +97,6 @@ impl IoAPI {
                 ctx.new_fn(move |ctx: &ContextRef, p: String| io.load(ctx, &p))?,
             )?;
         }
-        {
-            let io = io.clone();
-            builder.export(
-                "load_string",
-                ctx.new_fn(move |ctx: &ContextRef, p: String| io.load_string(ctx, &p))?,
-            )?;
-        }
         builder.build("io-core")?;
         Ok(IoAPI {})
     }
diff --git a/src/texture.rs b/src/texture.rs
index ae0e20ef..eb1407e0 100644
--- a/src/texture.rs
+++ b/src/texture.rs
@@ -7,46 +7,15 @@ pub struct Texture {
 }
 
 impl Texture {
-    pub fn new_writable(
-        device: &wgpu::Device,
-        width: u32,
-        height: u32,
-        label: Option<&str>,
-    ) -> Self {
-        let size = wgpu::Extent3d {
-            width,
-            height,
-            depth_or_array_layers: 1,
-        };
-
-        let texture = device.create_texture(&wgpu::TextureDescriptor {
-            label,
-            size,
-            mip_level_count: 1,
-            sample_count: 1,
-            dimension: wgpu::TextureDimension::D2,
-            format: wgpu::TextureFormat::Rgba8UnormSrgb,
-            usage: wgpu::TextureUsages::TEXTURE_BINDING | wgpu::TextureUsages::RENDER_ATTACHMENT,
-            view_formats: &[],
-        });
-
-        let view = texture.create_view(&wgpu::TextureViewDescriptor::default());
-        let sampler = device.create_sampler(&wgpu::SamplerDescriptor {
-            address_mode_u: wgpu::AddressMode::ClampToEdge,
-            address_mode_v: wgpu::AddressMode::ClampToEdge,
-            address_mode_w: wgpu::AddressMode::ClampToEdge,
-            mag_filter: wgpu::FilterMode::Linear,
-            min_filter: wgpu::FilterMode::Nearest,
-            mipmap_filter: wgpu::FilterMode::Nearest,
-            ..Default::default()
-        });
-
-        Self {
-            texture,
-            view,
-            sampler,
-        }
-    }
+    // pub fn from_bytes(
+    //     device: &wgpu::Device,
+    //     queue: &wgpu::Queue,
+    //     bytes: &[u8],
+    //     label: &str,
+    // ) -> Result<Self> {
+    //     let img = image::load_from_memory(bytes)?;
+    //     Ok(Self::from_image(device, queue, &img, Some(label)))
+    // }
 
     pub fn from_image(
         device: &wgpu::Device,
@@ -62,7 +31,6 @@ impl Texture {
             height: dimensions.1,
             depth_or_array_layers: 1,
         };
-
         let texture = device.create_texture(&wgpu::TextureDescriptor {
             label,
             size,
diff --git a/types/graphics-core.d.ts b/types/graphics-core.d.ts
index 45cf9b2c..3fde39fd 100644
--- a/types/graphics-core.d.ts
+++ b/types/graphics-core.d.ts
@@ -1,9 +1,7 @@
 // These are the functions exposed by the native graphics module.
 //
 export function cls(r: number, g: number, b: number);
-
 export function print(msg: string);
-
 export function spr(
   x: number,
   y: number,
@@ -14,20 +12,8 @@ export function spr(
   sw: number,
   sh: number
 );
-
 export function create_texture(
   buffer: ArrayBuffer,
   label: string | undefined
 ): number;
-
 export function use_texture(id: number);
-
-export function create_writable_texture(
-  width: number,
-  height: number,
-  label: string | undefined
-): number;
-
-export function write_to_screen();
-
-export function write_to_texture(id: number);
diff --git a/types/io-core.d.ts b/types/io-core.d.ts
index 283b70df..e5114f02 100644
--- a/types/io-core.d.ts
+++ b/types/io-core.d.ts
@@ -1,5 +1,3 @@
 // These are the functions exposed by the native IO module.
 //
 export function load(path: string): Promise<ArrayBuffer>;
-
-export function load_string(path: string): Promise<string>;