sim/visuals/board.ts (3 lines):
	- line 445: //TODO: for instructions
	- line 589: let active = false; // TQD_TODO:
	- line 699: // TODO: Surface pin controls for sensor pins in some way?


libs/leds/leds.ts (2 lines):
	- line 5: * TODO: describe your function here
	- line 61: * TODO: describe your function here


sim/public/siminstructions.html (2 lines):
	- line 95: /*TODO: Share CSS with main webpage*/
	- line 193: <!--TODO: extract real code snapshot from PXT -->


libs/core/hf2.cpp (2 lines):
	- line 197: // TODO raise some event?
	- line 359: // TODO use an event


libs/display/leds.ts (2 lines):
	- line 4: * TODO: describe your function here
	- line 62: * TODO: describe your function here


libs/core/usb.cpp (1 line):
	- line 41: // TODO extract these from uf2_info()?


libs/music/melodies.ts (1 line):
	- line 152: // TODO: use HEX literal


libs/animation/targetoverrides.ts (1 line):
	- line 1: // TODO any platform specific overrides


libs/music/sim/music.ts (1 line):
	- line 46: // TODO: implement set tone in the audio context


libs/core/sim/photocell.ts (1 line):
	- line 93: // TODO: slider


libs/neopixel/neopixel.ts (1 line):
	- line 50: // TODO: encode as bytes instead of 32bit


libs/screen/image.cpp (1 line):
	- line 501: // TODO one day we may want a more memory-efficient implementation


libs/core/sim/neopixel.ts (1 line):
	- line 316: svg.hydrate(this.part.el, { transform: `translate(${x} ${y})` }); //TODO: update part's l,h, etc.