Fast forward in emulators. Also, the menu toggle in Retro Arch.
In Dungeons of Dredmor, an old mouse and KB roguelike, the community made a good layout where every button is mapped to a keyboard key to open the various inventory and crafting windows, etc. With the track pad right there to act as a mouse, it’s honestly just as good as a mouse and KB. Maybe even better.
All speakers are two pins. 🤔 They were crappy because they were most often little piezoelectric speakers, or otherwise very small where they couldn’t play low frequency sounds well.