One would only need to fly the kite for long enough to make contact and signal, i.e. a calculated risk. One isn't flying the kite for one's amusement, i.e. one isn't on vacation.
One would only need to fly the kite for long enough to make contact and signal, i.e. a calculated risk. One isn't flying the kite for one's amusement, i.e. one isn't on vacation.