Amazon Echo: Five months in, it's the most used gadget in my home

ZDNetAmazon Echo: Five months in, it's the most used gadget in my homeZDNetamazon-echo-top.jpg When Amazon unveiled the Echo last year many didn't know quite what to make of it. A simple black cylinder that was an audio system and window into the web all wrapped up in one, and operated almost entirely by voice.and more »