17 ms·

And birds don't have jet engine, yet nobody is trying to replicate flight by wing flapping as a bird.

• gcanyon 4y ago
  My friend, I have news for you :-) https://www.youtube.com/watch?v=vBq9NcITh6o https://www.youtube.com/watch?v=vBq9NcITh6o https://www.youtube.com/watch?v=Gtn4PpZEB8I https://www.youtube.com/watch?v=Gtn4PpZEB8I https://www.youtube.com/watch?v=9R19QQiM5Mw https://www.youtube.com/watch?v=9R19QQiM5Mw