Now that much of the Northern Hemisphere is well within the icy clutches of winter, many mountain bikers have turned to riding indoors on rollers or trainers. While that may help them to keep fit, it's still far
less fun or interesting than riding outdoors on actual trails. Norwegian startup Activetainment hopes to close that gap a little, however, with its interactive ebove B/01 bike. The trainer moves beneath the rider and becomes easier or more difficult to pedal, in response to the terrain of animated trails on an accompanying tablet.