For me “How long could I get away with driving like an ABSOLUTE ASSHOLE all the time before I lost my licence or had an accident.” Speed limits, red lights, stop signs… forget them all. Every day I have to drive sensibly and obey the law because without my licence I dont have a job, and every day I see at least one person driving like an absolute moron and I wonder…
Biohackers have been toying with very primitive versions of this for over a decade.
Things like implanting RFID capsules in their hands or fingers to act as credit cards or key fobs… lots of fun infections.
I am fairly sure the movement has basically died out since bluetooth became widespread.
On the other hand, you can always sign up as a test subject for neuralink rofl.
It’s still a thing
https://dangerousthings.com/