Arguably the best way to make a game that'll last "forever" is to target some old console that has plenty of emulators available. If you make a PS1 game in 2022

Arguably the best way to make a game that'll last "forever" is to target some old console that has plenty of emulators available. If you make a PS1 game in 2022, I guarantee there will still be an emulator that can run it 20 years from now.