It does help to be a rocket scientist if you want to build one. A Real Rocket Bike – Popular Science
if you're bored, you're not paying attention
It does help to be a rocket scientist if you want to build one. A Real Rocket Bike – Popular Science
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Is this what you’re gonna build next?
; – )
K.
God forbid!
The most advanced bike mod I’ve done so far is hooking a generator light up to a USB cable, so I could recharge an iPod Shuffle or another USB device just by riding my bike around. It worked!