Ответьте на вопрос:
Why is hovering a helicopter compared to balancing oneself while standing on a large beach ball?
The radios and engine controls are free for the left hand of the pilot.
Adjusting one flight control on a helicopter almost always has an effect that requires an adjustment of the other controls.
Helicopters are generally designed so that pilots can keep their right hand on the cyclic at all times.
Helicopters are very unstable.