You lack oversight with a drone unless you're in clear proximity to the target, plenty of things can go wrong.
The speed and unpredictability of such a device however would be tricky to defend against unless you have armed bodyguards on the premises who can shoot them down but that has its own advantages and drawbacks.
The speed and unpredictability of such a device however would be tricky to defend against unless you have armed bodyguards on the premises who can shoot them down but that has its own advantages and drawbacks.