Too many "cheap" large scale quad copters are coming into the market, causing uneducated idiots to buy them leading to incidents such as this. They need much harsher laws on flying drones over a certain size over here in the UK. Cheap drones should be exactly what they're meant to be- cheap...
Yes, it's as nasty as it sounds unfortunately.
I feel bad for both parties here because it really was a freak accident and a child's eye took the blow from it.
Here are the rules, which you could say he weren't following, although sometimes these things do happen.
Source...