Hands on with mechanical doping

Recently I had a chance encounter with the guys from Typhoon, who build intriguing “motor assisted” road and mountain bikes. They had on display a motorised carbon road bike that on inspection shared an extremely close resemblance to one recently discovered in the world of cyclocross. At first glance I didn’t spot that the bike was modified….

Just how long is Shimano Di2 battery life?

Bettery life is something that a lot of potential Di2 or EPS (and now SRAM eTap of course) customers consider before taking the plunge. How many miles am I going to get? Will it suddenly go flat mid ride? Is there any warning? I’ve been riding Shimano’s 10-speed Ultegra Di2 since late last year and…