Maybe if you’d read the replies to your question you wouldn’t be creeped out. There are a lot of good use cases and I haven’t even though how it could be misused before you brought it up.

Can one change iOS focus modes from home assistant?

Turn on the lights in the bedroom based on presence sensor, but only if the bed occupancy sensor detects no one is in bed.

This. I bought a few myself, but didn’t have time to put them together with ESP32/program them with ESPHome

PETG is pretty easy to print and has a higher temp resistance than PLA