Wondering ...
... since we know hoping for effective geofencing in locked software is quite hopeless, without even discussing home made drones, why not having a powerful directional jammer for all the morons using drones near airports/other critical infra ? I seem to have read about this, recently ...
1- jam the darn thing if not in the right place
2- immediately destroy it upon reaching the floor
3- problem solved. People will think twice after some time