diff --git a/Cargo.lock b/Cargo.lock
index 1078913c..d223913b 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -112,15 +112,6 @@ version = "0.7.4"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "96d30a06541fbafbc7f82ed10c06164cfbd2c401138f6addd8404629c4b16711"
 
-[[package]]
-name = "atomic-polyfill"
-version = "0.1.11"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "e3ff7eb3f316534d83a8a2c3d1674ace8a5a71198eba31e2e2b597833f699b28"
-dependencies = [
- "critical-section",
-]
-
 [[package]]
 name = "autocfg"
 version = "1.1.0"
@@ -622,12 +613,6 @@ dependencies = [
  "cfg-if",
 ]
 
-[[package]]
-name = "critical-section"
-version = "1.1.2"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "7059fff8937831a9ae6f0fe4d658ffabf58f2ca96aa9dec1c889f936f705f216"
-
 [[package]]
 name = "crossbeam-channel"
 version = "0.5.8"
@@ -793,9 +778,9 @@ checksum = "a26ae43d7bcc3b814de94796a5e736d4029efb0ee900c12e2d54c993ad1a1e07"
 
 [[package]]
 name = "elliptic-curve"
-version = "0.13.5"
+version = "0.13.6"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "968405c8fdc9b3bf4df0a6638858cc0b52462836ab6b1c87377785dd09cf1c0b"
+checksum = "d97ca172ae9dc9f9b779a6e3a65d308f2af74e5b8c921299075bdb4a0370e914"
 dependencies = [
  "base16ct",
  "crypto-bigint",
@@ -839,9 +824,9 @@ checksum = "76a5aa24577083f8190ad401e376b55887c7cd9083ae95d83ceec5d28ea78125"
 
 [[package]]
 name = "errno"
-version = "0.3.3"
+version = "0.3.4"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "136526188508e25c6fef639d7927dfb3e0e3084488bf202267829cf7fc23dbdd"
+checksum = "add4f07d43996f76ef320709726a556a9d4f965d9410d8d0271132d2f8293480"
 dependencies = [
  "errno-dragonfly",
  "libc",
@@ -1684,15 +1669,6 @@ dependencies = [
  "subtle",
 ]
 
-[[package]]
-name = "hash32"
-version = "0.2.1"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "b0c35f58762feb77d74ebe43bdbc3210f09be9fe6742234d573bacc26ed92b67"
-dependencies = [
- "byteorder",
-]
-
 [[package]]
 name = "hashbrown"
 version = "0.12.3"
@@ -1705,19 +1681,6 @@ version = "0.14.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "7dfda62a12f55daeae5015f81b0baea145391cb4520f86c248fc615d72640d12"
 
-[[package]]
-name = "heapless"
-version = "0.7.16"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "db04bc24a18b9ea980628ecf00e6c0264f3c1426dac36c00cb49b6fbad8b0743"
-dependencies = [
- "atomic-polyfill",
- "hash32",
- "rustc_version",
- "spin",
- "stable_deref_trait",
-]
-
 [[package]]
 name = "heck"
 version = "0.4.1"
@@ -2147,9 +2110,9 @@ dependencies = [
 
 [[package]]
 name = "memchr"
-version = "2.6.3"
+version = "2.6.4"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "8f232d6ef707e1956a43342693d2a31e72989554d58299d7a88738cc95b0d35c"
+checksum = "f665ee40bc4a3c5590afb1e9677db74a508659dfd71e126420da8274909a0167"
 
 [[package]]
 name = "memmap2"
@@ -2513,7 +2476,7 @@ checksum = "26072860ba924cbfa98ea39c8c19b4dd6a4a25423dbdf219c1eca91aa0cf6964"
 
 [[package]]
 name = "playdate"
-version = "0.1.12"
+version = "0.1.13"
 dependencies = [
  "playdate-controls",
  "playdate-display",
@@ -2589,7 +2552,7 @@ dependencies = [
 
 [[package]]
 name = "playdate-display"
-version = "0.3.3"
+version = "0.3.4"
 dependencies = [
  "playdate-sys",
 ]
@@ -2604,7 +2567,7 @@ dependencies = [
 
 [[package]]
 name = "playdate-graphics"
-version = "0.3.8"
+version = "0.3.9"
 dependencies = [
  "playdate-color",
  "playdate-display",
@@ -2643,7 +2606,7 @@ dependencies = [
 
 [[package]]
 name = "playdate-sprite"
-version = "0.2.4"
+version = "0.2.5"
 dependencies = [
  "playdate-display",
  "playdate-graphics",
@@ -2653,16 +2616,16 @@ dependencies = [
 
 [[package]]
 name = "playdate-sys"
-version = "0.2.4"
+version = "0.2.5"
 dependencies = [
- "heapless",
+ "arrayvec 0.7.4",
  "playdate-bindgen",
  "semver",
 ]
 
 [[package]]
 name = "playdate-system"
-version = "0.3.5"
+version = "0.3.6"
 dependencies = [
  "playdate-sys",
 ]
@@ -2914,15 +2877,6 @@ version = "1.1.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "08d43f7aa6b08d49f382cde6a7982047c3426db949b1424bc4b7ec9ae12c6ce2"
 
-[[package]]
-name = "rustc_version"
-version = "0.4.0"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "bfa0f585226d2e68097d4f95d113b15b83a82e819ab25717ec0590d9584ef366"
-dependencies = [
- "semver",
-]
-
 [[package]]
 name = "rustfix"
 version = "0.6.1"
@@ -3167,15 +3121,6 @@ dependencies = [
  "winapi",
 ]
 
-[[package]]
-name = "spin"
-version = "0.9.8"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "6980e8d7511241f8acf4aebddbb1ff938df5eebe98691418c4468d0b72a96a67"
-dependencies = [
- "lock_api",
-]
-
 [[package]]
 name = "spki"
 version = "0.7.2"
@@ -3186,12 +3131,6 @@ dependencies = [
  "der",
 ]
 
-[[package]]
-name = "stable_deref_trait"
-version = "1.2.0"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "a8f112729512f8e442d81f95a8a7ddf2b7c6b8a1a6f509a95864142b30cab2d3"
-
 [[package]]
 name = "static_assertions"
 version = "1.1.0"
diff --git a/api/display/Cargo.toml b/api/display/Cargo.toml
index 45040151..6b8856bb 100644
--- a/api/display/Cargo.toml
+++ b/api/display/Cargo.toml
@@ -1,6 +1,6 @@
 [package]
 name = "playdate-display"
-version = "0.3.3"
+version = "0.3.4"
 readme = "README.md"
 description = "High-level Display API built on-top of Playdate API"
 keywords = ["playdate", "sdk", "api", "gamedev"]
diff --git a/api/display/src/lib.rs b/api/display/src/lib.rs
index 25ac2a61..5c7c5406 100644
--- a/api/display/src/lib.rs
+++ b/api/display/src/lib.rs
@@ -172,6 +172,17 @@ impl Into<c_uint> for DisplayScale {
 	fn into(self) -> c_uint { (self as u8).into() }
 }
 
+impl core::fmt::Display for DisplayScale {
+	fn fmt(&self, f: &mut core::fmt::Formatter<'_>) -> core::fmt::Result { write!(f, "{}", *self as u8) }
+}
+
+impl DisplayScale {
+	#[inline(always)]
+	pub const fn as_u8(self) -> u8 { self as u8 }
+	#[inline(always)]
+	pub const fn as_int(self) -> c_int { self as u8 as _ }
+}
+
 
 pub mod api {
 	use core::ffi::c_float;
diff --git a/api/gfx/Cargo.toml b/api/gfx/Cargo.toml
index 4e7e345f..f5a9829a 100644
--- a/api/gfx/Cargo.toml
+++ b/api/gfx/Cargo.toml
@@ -1,6 +1,6 @@
 [package]
 name = "playdate-graphics"
-version = "0.3.8"
+version = "0.3.9"
 readme = "README.md"
 description = "High-level graphics API built on-top of Playdate API"
 keywords = ["playdate", "sdk", "api", "gamedev"]
diff --git a/api/gfx/examples/font.rs b/api/gfx/examples/font.rs
index 5b04918b..f2650d9a 100644
--- a/api/gfx/examples/font.rs
+++ b/api/gfx/examples/font.rs
@@ -61,7 +61,7 @@ impl State {
 			               .unwrap_or_default();
 
 			let char = bitmap_ref.into_bitmap();
-			let w = char.size().map(|(w, _h)| w).unwrap();
+			let w = char.size().0;
 			let x = OFFSET + i as i32 * w;
 			let y = OFFSET + kern;
 
diff --git a/api/gfx/src/bitmap/api.rs b/api/gfx/src/bitmap/api.rs
index 9449d342..bf48cc11 100644
--- a/api/gfx/src/bitmap/api.rs
+++ b/api/gfx/src/bitmap/api.rs
@@ -8,9 +8,17 @@ use sys::ffi::LCDBitmapFlip;
 use sys::ffi::LCDRect;
 
 
-#[derive(Debug, Clone, Copy, core::default::Default)]
-pub struct Default;
-impl Api for Default {}
+/// Default graphics bitmap api end-point, ZST.
+///
+/// All calls approximately costs ~3 derefs.
+pub type Default = crate::api::Default;
+
+/// Cached graphics bitmap api end-point.
+///
+/// Stores one reference, so size on stack is eq `usize`.
+///
+/// All calls approximately costs ~1 deref.
+pub type Cache = crate::api::Cache;
 
 
 /// End-point with methods about ops over bitmap.
diff --git a/api/gfx/src/bitmap/bitmap.rs b/api/gfx/src/bitmap/bitmap.rs
index cd084f44..f25ff987 100644
--- a/api/gfx/src/bitmap/bitmap.rs
+++ b/api/gfx/src/bitmap/bitmap.rs
@@ -252,7 +252,7 @@ impl<Api: api::Api, const FOD: bool> Bitmap<Api, FOD> {
 	///
 	/// Calls [`sys::ffi::playdate_graphics::getBitmapData`].
 	#[doc(alias = "sys::ffi::playdate_graphics::getBitmapData")]
-	pub fn size(&self) -> Result<(c_int, c_int), Error> {
+	pub fn size(&self) -> (c_int, c_int) {
 		let mut width: c_int = 0;
 		let mut height: c_int = 0;
 		let mut row_bytes: c_int = 0;
@@ -269,14 +269,14 @@ impl<Api: api::Api, const FOD: bool> Bitmap<Api, FOD> {
 			)
 		};
 
-		Ok((width, height))
+		(width, height)
 	}
 
 	/// Returns mutable borrow of bitmap-data by this bitmap.
 	///
 	/// Calls [`sys::ffi::playdate_graphics::getBitmapData`].
 	#[doc(alias = "sys::ffi::playdate_graphics::getBitmapData")]
-	pub fn bitmap_data<'bitmap>(&'bitmap mut self) -> Result<BitmapData<'bitmap>, Error> {
+	pub fn bitmap_data<'bitmap>(&'bitmap mut self) -> BitmapData<'bitmap> {
 		let mut width: c_int = 0;
 		let mut height: c_int = 0;
 		let mut row_bytes: c_int = 0;
@@ -313,12 +313,11 @@ impl<Api: api::Api, const FOD: bool> Bitmap<Api, FOD> {
 		};
 		let data = unsafe { core::slice::from_raw_parts_mut::<u8>(*boxed_data, len as usize) };
 
-
-		Ok(BitmapData { width,
-		                height,
-		                row_bytes,
-		                mask,
-		                data })
+		BitmapData { width,
+		             height,
+		             row_bytes,
+		             mask,
+		             data }
 	}
 
 
@@ -772,3 +771,80 @@ impl<Api: crate::api::Api> Graphics<Api> {
 		unsafe { f() };
 	}
 }
+
+
+impl<Api: crate::api::Api> Graphics<Api> {
+	/// Draws `self` with its upper-left corner at location `x`, `y`,
+	/// using the given `flip` orientation.
+	///
+	/// Equivalent to [`sys::ffi::playdate_graphics::drawBitmap`].
+	#[doc(alias = "sys::ffi::playdate_graphics::drawBitmap")]
+	#[inline(always)]
+	pub fn draw(&self, bitmap: &impl AnyBitmap, x: c_int, y: c_int, flip: BitmapFlip) {
+		let f = self.0.draw_bitmap();
+		unsafe { f(bitmap.as_raw(), x, y, flip) }
+	}
+
+	/// Draws `self` with its upper-left corner at location `x`, `y`
+	/// __tiled inside a `width` by `height` rectangle__.
+	///
+	/// Equivalent to [`sys::ffi::playdate_graphics::tileBitmap`].
+	#[doc(alias = "sys::ffi::playdate_graphics::tileBitmap")]
+	#[inline(always)]
+	pub fn draw_tiled(&self,
+	                  bitmap: &impl AnyBitmap,
+	                  x: c_int,
+	                  y: c_int,
+	                  width: c_int,
+	                  height: c_int,
+	                  flip: BitmapFlip) {
+		let f = self.0.tile_bitmap();
+		unsafe { f(bitmap.as_raw(), x, y, width, height, flip) }
+	}
+
+	/// Draws the *bitmap* scaled to `x_scale` and `y_scale`
+	/// then rotated by `degrees` with its center as given by proportions `center_x` and `center_y` at `x`, `y`;
+	///
+	/// that is:
+	/// * if `center_x` and `center_y` are both 0.5 the center of the image is at (`x`,`y`),
+	/// * if `center_x` and `center_y` are both 0 the top left corner of the image (before rotation) is at (`x`,`y`), etc.
+	///
+	/// Equivalent to [`sys::ffi::playdate_graphics::drawRotatedBitmap`].
+	#[doc(alias = "sys::ffi::playdate_graphics::drawRotatedBitmap")]
+	#[inline(always)]
+	pub fn draw_rotated(&self,
+	                    bitmap: &impl AnyBitmap,
+	                    x: c_int,
+	                    y: c_int,
+	                    degrees: c_float,
+	                    center_x: c_float,
+	                    center_y: c_float,
+	                    x_scale: c_float,
+	                    y_scale: c_float) {
+		let f = self.0.draw_rotated_bitmap();
+		unsafe {
+			f(
+			  bitmap.as_raw(),
+			  x,
+			  y,
+			  degrees,
+			  center_x,
+			  center_y,
+			  x_scale,
+			  y_scale,
+			)
+		}
+	}
+
+	/// Draws this bitmap scaled to `x_scale` and `y_scale` with its upper-left corner at location `x`, `y`.
+	///
+	/// Note that flip is not available when drawing scaled bitmaps but negative scale values will achieve the same effect.
+	///
+	/// Equivalent to [`sys::ffi::playdate_graphics::drawScaledBitmap`].
+	#[doc(alias = "sys::ffi::playdate_graphics::drawScaledBitmap")]
+	#[inline(always)]
+	pub fn draw_scaled(&self, bitmap: &impl AnyBitmap, x: c_int, y: c_int, x_scale: c_float, y_scale: c_float) {
+		let f = self.0.draw_scaled_bitmap();
+		unsafe { f(bitmap.as_raw(), x, y, x_scale, y_scale) }
+	}
+}
diff --git a/api/gfx/src/bitmap/table.rs b/api/gfx/src/bitmap/table.rs
index cd9aed46..77f6c091 100644
--- a/api/gfx/src/bitmap/table.rs
+++ b/api/gfx/src/bitmap/table.rs
@@ -160,9 +160,17 @@ pub mod api {
 	use sys::ffi::LCDBitmapTable;
 
 
-	#[derive(Debug, Clone, Copy, core::default::Default)]
-	pub struct Default;
-	impl Api for Default {}
+	/// Default graphics bitmap table api end-point, ZST.
+	///
+	/// All calls approximately costs ~3 derefs.
+	pub type Default = crate::api::Default;
+
+	/// Cached graphics bitmap table api end-point.
+	///
+	/// Stores one reference, so size on stack is eq `usize`.
+	///
+	/// All calls approximately costs ~1 deref.
+	pub type Cache = crate::api::Cache;
 
 
 	/// End-point with methods about ops over bitmap-table.
diff --git a/api/gfx/src/text.rs b/api/gfx/src/text.rs
index d03871be..48027744 100644
--- a/api/gfx/src/text.rs
+++ b/api/gfx/src/text.rs
@@ -536,6 +536,19 @@ pub mod api {
 	use sys::ffi::PDStringEncoding;
 
 
+	/// Default graphics text api end-point, ZST.
+	///
+	/// All calls approximately costs ~3 derefs.
+	pub type Default = crate::api::Default;
+
+	/// Cached graphics text api end-point.
+	///
+	/// Stores one reference, so size on stack is eq `usize`.
+	///
+	/// All calls approximately costs ~1 deref.
+	pub type Cache = crate::api::Cache;
+
+
 	/// End-point with methods about ops with text.
 	pub trait Api {
 		/// Equivalent to [`sys::ffi::playdate_graphics::drawText`]
diff --git a/api/playdate/Cargo.toml b/api/playdate/Cargo.toml
index 320237da..69524b6b 100644
--- a/api/playdate/Cargo.toml
+++ b/api/playdate/Cargo.toml
@@ -1,6 +1,6 @@
 [package]
 name = "playdate"
-version = "0.1.12"
+version = "0.1.13"
 readme = "README.md"
 description = "High-level Playdate API"
 keywords = ["playdate", "sdk", "api", "gamedev"]
diff --git a/api/playdate/examples/hello-world.rs b/api/playdate/examples/hello-world.rs
index 4efa1e67..08bf4eff 100644
--- a/api/playdate/examples/hello-world.rs
+++ b/api/playdate/examples/hello-world.rs
@@ -72,7 +72,7 @@ impl State {
 		// Load ferris the crab and draw
 		let ferris = Bitmap::<bitmap::api::Default>::load(IMG_PATH).expect("missed bitmap");
 		gfx::set_draw_mode(BitmapDrawMode::Inverted);
-		let (ferris_width, ferris_height) = ferris.size().expect("impossible");
+		let (ferris_width, ferris_height) = ferris.size();
 		ferris.draw(BOX_WIDTH / 2 - ferris_width / 2, 0, BitmapFlip::Unflipped);
 
 		// Load system font
diff --git a/api/sprite/Cargo.toml b/api/sprite/Cargo.toml
index 51cd8b5f..78f4fbe3 100644
--- a/api/sprite/Cargo.toml
+++ b/api/sprite/Cargo.toml
@@ -1,6 +1,6 @@
 [package]
 name = "playdate-sprite"
-version = "0.2.4"
+version = "0.2.5"
 readme = "README.md"
 description = "High-level sprite API built on-top of Playdate API"
 keywords = ["playdate", "sdk", "api", "gamedev"]
diff --git a/api/sprite/src/callback/collision.rs b/api/sprite/src/callback/collision.rs
index 36a88d01..8134b189 100644
--- a/api/sprite/src/callback/collision.rs
+++ b/api/sprite/src/callback/collision.rs
@@ -130,7 +130,7 @@ impl<const FOD: bool, T, H> Handle<FOD, T, H>
 }
 
 
-pub(crate) mod l2 {
+pub mod l2 {
 	use core::ops::Deref;
 	use core::marker::PhantomData;
 
diff --git a/api/sprite/src/callback/draw.rs b/api/sprite/src/callback/draw.rs
index 4d5e77f8..4bfd7169 100644
--- a/api/sprite/src/callback/draw.rs
+++ b/api/sprite/src/callback/draw.rs
@@ -12,9 +12,9 @@ use crate::api::{self, Api};
 impl<UD, Api: api::Api, const FOD: bool> Sprite<UD, Api, FOD> {
 	/// Sets the draw function for the this sprite.
 	///
-	/// ⚠️ Caution: Using with [`Sprite::set_image`],
-	/// do not forget to set image __before__ setting draw function,
-	/// but not __after__.
+	/// ⚠️ Caution:
+	/// Do not forget to set [`bounds`](Sprite::set_bounds) __before__ setting draw function,
+	/// default zero bounds causes UB in the system.
 	pub fn into_draw_handler<T: SpriteDraw<Userdata = UD>>(self) -> Handle<FOD, Self, T>
 		where T::Api: Default {
 		Handle::new(self)
@@ -130,7 +130,7 @@ impl<const FOD: bool, T, H> Handle<FOD, T, H>
 }
 
 
-pub(crate) mod l2 {
+pub mod l2 {
 	use core::ops::Deref;
 	use core::marker::PhantomData;
 
@@ -153,9 +153,9 @@ pub(crate) mod l2 {
 	{
 		/// Sets the draw function for the this sprite.
 		///
-		/// ⚠️ Caution: Using with [`Sprite::set_image`],
-		/// Do not forget to set image __before__ setting draw function,
-		/// but not __after__.
+		/// ⚠️ Caution:
+		/// Do not forget to set [`bounds`](Sprite::set_bounds) __before__ setting draw function,
+		/// default zero bounds causes UB in the system.
 		pub fn into_draw_handler<T: SpriteDraw<Userdata = UD>>(self) -> Handle<FOD, Sprite<UD, Api, FOD>, Self, T>
 			where T::Api: Default {
 			Handle::new(self)
@@ -168,9 +168,9 @@ pub(crate) mod l2 {
 	{
 		/// Sets the draw function for the this sprite.
 		///
-		/// ⚠️ Caution: Using with [`Sprite::set_image`],
-		/// Do not forget to set image __before__ setting draw function,
-		/// but not __after__.
+		/// ⚠️ Caution:
+		/// Do not forget to set [`bounds`](Sprite::set_bounds) __before__ setting draw function,
+		/// default zero bounds causes UB in the system.
 		pub fn into_draw_handler<T: SpriteDraw<Userdata = UD>>(self) -> Handle<FOD, Sprite<UD, Api, FOD>, Self, T>
 			where T::Api: Default {
 			Handle::new(self)
@@ -185,9 +185,9 @@ pub(crate) mod l2 {
 	{
 		/// Sets the draw function for the this sprite.
 		///
-		/// ⚠️ Caution: Using with [`Sprite::set_image`],
-		/// Do not forget to set image __before__ setting draw function,
-		/// but not __after__.
+		/// ⚠️ Caution:
+		/// Do not forget to set [`bounds`](Sprite::set_bounds) __before__ setting draw function,
+		/// default zero bounds causes UB in the system.
 		pub fn into_draw_handler<T: SpriteDraw<Userdata = UD>>(self) -> Handle<FOD, Sprite<UD, Api, FOD>, Self, T>
 			where T::Api: Default {
 			Handle::new(self)
@@ -202,9 +202,9 @@ pub(crate) mod l2 {
 	{
 		/// Sets the draw function for the this sprite.
 		///
-		/// ⚠️ Caution: Using with [`Sprite::set_image`],
-		/// Do not forget to set image __before__ setting draw function,
-		/// but not __after__.
+		/// ⚠️ Caution:
+		/// Do not forget to set [`bounds`](Sprite::set_bounds) __before__ setting draw function,
+		/// default zero bounds causes UB in the system.
 		pub fn into_draw_handler<T: SpriteDraw<Userdata = UD>>(self) -> Handle<FOD, Sprite<UD, Api, FOD>, Self, T>
 			where T::Api: Default {
 			Handle::new(self)
diff --git a/api/sprite/src/callback/update.rs b/api/sprite/src/callback/update.rs
index e2a6fb2d..6892b936 100644
--- a/api/sprite/src/callback/update.rs
+++ b/api/sprite/src/callback/update.rs
@@ -120,7 +120,7 @@ impl<const FOD: bool, T, H> Handle<FOD, T, H>
 }
 
 
-pub(crate) mod l2 {
+pub mod l2 {
 	use core::ops::Deref;
 	use core::marker::PhantomData;
 
diff --git a/api/sprite/src/sprite.rs b/api/sprite/src/sprite.rs
index 7d291711..a3870985 100644
--- a/api/sprite/src/sprite.rs
+++ b/api/sprite/src/sprite.rs
@@ -632,7 +632,7 @@ impl<Userdata, Api: api::Api, const FOD: bool> Sprite<Userdata, Api, FOD> {
 	#[doc(alias = "sys::ffi::playdate_sprite::setCenter")]
 	#[inline(always)]
 	#[cfg(feature = "sdk_2_1")]
-	fn set_center(&self, x: c_float, y: c_float) {
+	pub fn set_center(&self, x: c_float, y: c_float) {
 		let f = self.1.set_center();
 		unsafe { f(self.0, x, y) }
 	}
@@ -643,7 +643,7 @@ impl<Userdata, Api: api::Api, const FOD: bool> Sprite<Userdata, Api, FOD> {
 	#[doc(alias = "sys::ffi::playdate_sprite::getCenter")]
 	#[inline(always)]
 	#[cfg(feature = "sdk_2_1")]
-	fn center(&self) -> (c_float, c_float) {
+	pub fn center(&self) -> (c_float, c_float) {
 		let (mut x, mut y) = (0.0, 0.0);
 		let f = self.1.get_center();
 		unsafe { f(self.0, &mut x, &mut y) };
diff --git a/api/sys/Cargo.toml b/api/sys/Cargo.toml
index 4c6374c8..322b8679 100644
--- a/api/sys/Cargo.toml
+++ b/api/sys/Cargo.toml
@@ -1,6 +1,6 @@
 [package]
 name = "playdate-sys"
-version = "0.2.4"
+version = "0.2.5"
 build = "src/build.rs"
 readme = "README.md"
 description = "Low-level Playdate API bindings"
@@ -23,7 +23,7 @@ default = ["bindgen-runtime", "bindings-derive-debug"]
 
 lang-items = ["allocator", "panic-handler", "eh-personality"] # lang-items
 allocator = []                                                # global allocator
-panic-handler = []                                            # global panic handler
+panic-handler = ["arrayvec"]                                  # global panic handler
 eh-personality = []                                           # eh_personality for sim-targets, dummy empty no-op
 
 entry-point = []  # simple minimal proxy entry point
@@ -53,7 +53,7 @@ bindings-derive-constparamty = [] # derive `ConstParamTy`
 
 
 [dependencies]
-heapless = "0.7"
+arrayvec = { version = "0.7.4", default-features = false, optional = true }
 
 
 [build-dependencies]
@@ -98,12 +98,13 @@ cargo-args = [
 name = "hello-world"
 crate-type = ["dylib", "staticlib"]
 path = "examples/hello-world.rs"
+required-features = ["lang-items"]
 
 [[example]]
 name = "handler"
 crate-type = ["dylib", "staticlib"]
 path = "examples/handler.rs"
-required-features = ["entry-point"]
+required-features = ["lang-items", "entry-point"]
 
 [package.metadata.playdate]
 bundle-id = "rs.playdate.sys"
diff --git a/api/sys/src/sys/panic.rs b/api/sys/src/sys/panic.rs
index 687d0152..98f458dd 100644
--- a/api/sys/src/sys/panic.rs
+++ b/api/sys/src/sys/panic.rs
@@ -3,13 +3,13 @@
 
 use core::panic::PanicInfo;
 use core::fmt::Write;
-use heapless::String;
+use arrayvec::ArrayString;
 use super::proc::error;
 
 
 #[panic_handler]
 fn panic(#[allow(unused)] panic_info: &PanicInfo) -> ! {
-	let mut output = String::<1024>::new();
+	let mut output = ArrayString::<1024>::new();
 	let payload = if let Some(payload) = panic_info.payload().downcast_ref::<&str>() {
 		payload
 	} else {
diff --git a/api/system/Cargo.toml b/api/system/Cargo.toml
index 6a7f4400..28e29235 100644
--- a/api/system/Cargo.toml
+++ b/api/system/Cargo.toml
@@ -1,6 +1,6 @@
 [package]
 name = "playdate-system"
-version = "0.3.5"
+version = "0.3.6"
 readme = "README.md"
 description = "High-level System API built on-top of Playdate API"
 keywords = ["playdate", "sdk", "api", "gamedev"]
diff --git a/api/system/src/lib.rs b/api/system/src/lib.rs
index 57bacaa7..75975266 100644
--- a/api/system/src/lib.rs
+++ b/api/system/src/lib.rs
@@ -77,9 +77,14 @@ impl<Api: api::Api> System<Api> {
 	#[doc(alias = "sys::ffi::playdate_sys::getCurrentTimeMilliseconds")]
 	#[inline(always)]
 	pub fn current_time_milliseconds(&self) -> Duration {
+		Duration::from_millis(self.current_time_milliseconds_raw().into())
+	}
+
+	/// Equivalent to [`sys::ffi::playdate_sys::getCurrentTimeMilliseconds`]
+	#[doc(alias = "sys::ffi::playdate_sys::getCurrentTimeMilliseconds")]
+	pub fn current_time_milliseconds_raw(&self) -> c_uint {
 		let f = self.0.get_current_time_milliseconds();
-		let t = unsafe { f() };
-		Duration::from_millis(t.into())
+		unsafe { f() }
 	}
 
 	/// Equivalent to [`sys::ffi::playdate_sys::getSecondsSinceEpoch`]