Trackball - works on any surface.
Additional benefit - other people won't dare to touch your machine :)
Hahaha that's great! 😆
Trackballs were more common once (late '90s), but some still use them.
The initial impact can be brutal, so it's not surprising almost nobody use them anymore, but once you get the hang of it a trackball can be really efficient (tested myself). Not like a mouse, but still:
I think it's a piece of hardware that deserves to be re-discovered.
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