I really like the nest encoder/button feel, so I was considering trying to hack mine into a becoming desktop volume control/button... but probably lacking the skills to not make a mess of it. Would love to see how you interface with the existing hardware!
Vaguely related - two encoder wheel projects on YouTube that might interest you:
- "Wireless High Resolution Scrolling is Amazing": https://youtu.be/FSy9G6bNuKA
- "DIY haptic input knob: BLDC motor + round LCD": https://youtu.be/ip641WmY4pA