Web counterculture of tinkerers `` hacks '' bikes into faster electric bikes . Engineer Justin Lemire-Elmore predicts a `` bicycle revolution '' within 20 years . `` The technology has come a long way and I do think they 're better than using a car -- In China , 22 million e-bikes sold this year ; 300,000 in the U.S . The bike is not just for commuting but also as an alternative to cars and buses.
Web counterculture of tinkerers `` hacks '' bikes into faster electric bikes . Engineer Justin Lemire-Elmore predicts a `` bicycle revolution '' within 20 years . In China , 22 million e-bikes sold this year ; 300,000 in the U.S . The bike is not just for commuting but also as an alternative to cars and buses.