At The Pepcom Digital Experience event at CES 2012, the theme was western and the gadgets were wireless.
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The iRobot company makes the Roomba automated vacuum cleaner. Here at the show, the company is showing Ava, which is about three feet tall and runs around a small motorized base. The autonomous system is similar to the Roomba in that it needs no programming and has the onboard smarts to avoid obstacles. The system can be programmed to respond to gestures or voice commands as well.