Somehow, this doesn’t violate the laws of physics.
This is nothing watch http://www.youtube.com/watch?list=FLutS5B8NS5BuZH1Ly5i5Y6w&feature=player_detailpage&v=17lmeOfpxVU for some real helicopter flying skill!!!!
must have an amazing battery or energy source to run like that for thhhat long.
I could use that thing to mow my lawns.