There are also some nice, human-controlled (although I believe they can be automated using stuff from DIY Drones) open-source units from Quadrocopter: http://ww

There are also some nice, human-controlled (although I believe they can be automated using stuff from DIY Drones) open-source units from Quadrocopter: http://www.quadrocopter.us/ http://www.quadrocopter.us/