5 ms·

Useless. Regular helicopter has only single engine and single rotor (4x less chance for failure) and can land using auto-rotation. Plus electric batteries do no

by jkot 12y ago

Useless. Regular helicopter has only single engine and single rotor (4x less chance for failure) and can land using auto-rotation. Plus electric batteries do not have enough power to lift such large drone.

nickhalfasleep 12y ago
More "Photoshop Engineering", no real study of energy needed for such a device. By the time it reached actual production.. you would have a helicopter.