Huh, you’re right. I didn’t know about that. From Wikipedia:
The Chinese startup claims to have the miniature device in the pilot testing stage. Unveiled in January 2024, it is allegedly generating 100 microwatts of power and a voltage of 3V and has a lifetime of 50 years without any need for charging or maintenance.
Wonder if it microwaves your balls when it’s in your pocket too.
Either way we can dream of a future where we never have to plug in to charge again.
Really? I think a pretty healthy portion of the land above the 30th parallel until the Arctic circle looks something like this