Earlier quoted context omitted.
Seems people do already, for your next small gift exchange or if you birthday look up "USB Hand Crank Phone Charger" it's like $20. Edit: I confess, kind of tempted, 41 EUR for a "big" one https://www.bol.com/be/fr/p/zimoros-handslingergenerator-kra...
Lol did you reverse image search the prototype? Lmao
Nope, I literally did as I said namely look up "USB Hand Crank Phone Charger".