On 14/05/2016 12:55, Roland Perry wrote:

JNugent remarked:

Incidentally, is there a cost associated with ambulances not being
able to get injured people to hospital because of obstruction, etc?

If only there was a way to fit them with devices to warn of their
approach and allow other vehicles to give way, and for them to ignore
traffic lights, speed limits and other artificially introduced
obstructions...

....and in particular, to be able to send out a magic ray which opens
padlocked gates.