Fortunately for you, this is a slideshow of the former. Not all robots will eventually become smart enough to replicate themselves and then decide to eliminate people because of "human error", plenty of cute and helpful robots, designed to lighten people's moods, are out there. Keepon, for example, is a charming little yellow robot that interacts with children. And the Toyota Violin-Playing Robot uses its musical talents to soothe medical patients. Read on to learn about them and other friendly automatons.