Turn down the thermostat at home without leaving the office, catch live video of your pets with your smartphone, or lock the back door from the other side of town.
Once installed on a phone, home takes over the lock screen and main display turning it into a live feed of information, notifications and images Facebook users are sharing.
Those of you lucky enough to have a nice TV provider that doesn't lock everything down with Copy Once flags will be able to watch live TV on just about any DLNA playback device that supports MPEG2.