This tiny wireless helicopter is smart enough to avoid hitting the ceiling. While it's probably not as intelligent as a fruit fly, Taiyo has shoehorned a proximity sensor into it to keep it out of trouble. But look in the video: what is that wire hanging down?
Selling first in Japan for $92, we're hoping it has 3-channel steering for control in all directions. If so, this could be the next leap forward in the ongoing wireless mini-chopper renaissance.