These $6000 Therepauetic Robots by PARO are designed with 5 sensors, so they interact with people according to tactile, light, temperature, and posture readings, responding to voice and developing a 'personality' over time with it's owner.
Sustainability is hot this year at CES. There were several aisles in the North Hall devoted to green tech products and firms. I even stopped to talk with the Greenpeace booth, handing out a "pocket guide to greener electronics."
Smoking Everywhere is a company promoting an E-Cigarette, which they claim will allow a smoker to get their nicotine without the nasty odor or harmful second-hand smoke. It's essentially a mini-vaporizor for tobacco in the shape of a cigarette.