why aren’t there human-piloted quad-rotors?

Question

why aren’t there human-piloted quad-rotors?

In: 11

Answer 1

There are human powered helocopters. They are about the size of a football field. They got a professional bike rider to pedal and it maintained flight for about a minute and 10-12 feet off the ground.

[https://en.wikipedia.org/wiki/AeroVelo_Atlas](https://en.wikipedia.org/wiki/AeroVelo_Atlas)