relet·11 ปีที่แล้ว·discussBecause he was soaring on a hillside while you were riding your mountain bike down the trail.
relet·11 ปีที่แล้ว·discussThat is until your cheap drone hits a paraglider, or other light vehicle that is actually allowed to operate in this air space.In most legislations I am aware of, RC flight requires an operator to be in control of the drone.