Get used to the phrase "the Internet of things," because you'll be hearing it a lot over the next 12 months. Internet-connected thermostats that manage your utility bills? Check. Wireless shoes that log how far and fast you run? Check. Web-enabled forks that gauge how quickly you eat to help you lose weight? Yes, really. The International Telecommunications Union predicts that connected devices will outnumber humans six to one by the year 2020. How will we know the apocalypse is imminent? When our machines friend each other on Facebook.