If drone delivery is going to take off, safety is key. Some validation procedures are already in place. : If drone delivery is going to take off, safety is key. Some validation procedures are already in place. Here's a scenario for you: It's ten years in the future and you're walking down the street when a delivery drone malfunctions while toting a five pound package. The high-pitched whine overhead changes octaves, you look up, and it's clear this hurdling projectile is going down. Unfortunately it's a scenario that's bound to play out.