LOL... You are correct to some extent...
Put on your jock-strap, with cup, and then tell your "honey"... "hey babe, help me/us cut down on electricity costs and pull on this while you're never-ending talking/conversations continue with your mother"... chuckle...
Just a joke all...
Fact:
"...Since human-power source is actually unlimited and permanently available- no additional batteries to dispose of or extra weight to carry.
YoGen® is based on a unique extremely slim patented high-efficiency "on-board" alternator integrated with an energy-saving electronic stabilizer allowing for a palm-sized device which provides a quick recharge for any device adapted for charging from 5VDC chargers: cell-phones, GPS, iPOD, MP3, MP4, etc...."