"I just wanted to emphasize that it is always worth to share your work, no matter how much information already exists on a particular subject. There are far to many great projects which were never documented properly. So thank you very much for this…"
"Really nice! Thought about something similar and now it's already reality!
As Fernando said, it will save a lot of energy while flying fast and long distances but lacks nothing of the quadcopter benefits. This concept has good prospects. Carry on!"