Isn't it ironic whilst Google's engineers are mass protesting against military contracts, Uber already signed a whole bunch without any moral dilemma whatsover. Tells a lot about the company ethics there.
On a separate note, could someone enlighten how stacked co-rotoring (moving towards the same direction) may make the aircraft silent and not noisier?
On a separate note, could someone enlighten how stacked co-rotoring (moving towards the same direction) may make the aircraft silent and not noisier?