Executable PNGs
I would think PICO-8 would just use png's ability to add chunks of data that are ignored if not recognized by a regular  decoder, why bother with steno?Separately, this is pretty niftyedit: well i stand corrected by the comment below[1] that pico does in fact use a steno technique, but i am curious why they took such a route considering nothing in the cart is intended to be secret or copy proof[1]https://news.ycombinator.com/item?id=25543336