What's the next hot connected gadget category? Forget watches, we're thinking bikes, judging by the overwhelming interest in crazy, innovative new models like Teague's 'Denny' e-bike. Chinese search giant Baidu is all over that with the Dubike, a non-motorized bicycle equipped with regenerative electric tech and laden with smart fitness technology. It sports heart rate, pedal rate, peddle pressure and other sensors which which connect via Bluetooth to a smartphone app. With that info, it'll monitor your health stats, provide mapping directions, track your bike's position and recommend cycling routes or fitness programs via social networks -- to name just a few possible functions.