We met marc in his home in San Fransisco, a few of the impressions he shared with us:

" It feels like an invisible hand is helping to push me up the hill."

"It is everything I hoped it would be. It has a striking appearance and is beautifully made. The setup was very simple, just as advertised. It is a brilliant concept to take a standard bike and allow it to become an electric bike with just the swap of a wheel... "

Try it! http://superpedestrian.com