> What (I think) we need is a regulated system where every drone uses a standard transponder and negotiates airspace either with a controller (e.g. IFR) or othe

> What (I think) we need is a regulated system where every drone uses a standard transponder and negotiates airspace either with a controller (e.g. IFR) or other aircraft (e.g. VFR). Before that happens, a good first step is to require all drones to transmit an ID linked to a person. I suspect that just that step would help to curb the worst excesses of amateur drone pilots.