One thing I'm always sad about is that the "collecting a star with 0 A-presses by desynching the attract mode" idea (
https://www.youtube.com/watch?v=-0emgkIEobI) never came to anything because all the relevant stars can now be collected 0x in-game. Petscop could have become real 1 year earlier.
Super Mario 64 is usually thought of as a fairly "modern"-designed game relative to the 90s, but still, two of its level design primitives are "unmarked spots that teleport you" and "unmarked spots that display the numbers 1 to 5 when you touch them and eventually give a star".
Thinking about how Retroarch's console-styled TV-centric menu makes configuration so complicated that the SM64 ROM hack community has their own frontend for it that simply provides a better config UI
