DJI’s new drone is unbelievably quiet

One of the things you come to anticipate after flying a drone for a while is how the people around you will react. If you take off or land near someone who’s unfamiliar with the technology, a few people will be curious; many others will get upset. A loud machine making an angry buzzing sound a few feet from your head is something many humans have an instinctively negative reaction to.A phrase like “angry buzzing” sounds subjective, but it’s not just my opinion. A NASA stu