The Daily Mail photo shows a police constable in Liverpool trying out the new remote-controlled UAV (unmanned areal vehicle). Liverpool police have already used such drones to make at least one arrest.
They could put your mind at ease - or do very much the opposite.
A new arms race is on and it could change everything from the way we parent to how we get our celebrity gossip.
For the technology currently being used by the CIA to ferret out terrorist leaders in the hills of Pakistan is set to arrive in a neighborhood near you - and there's nowhere to hide.