Peter Parry wrote:
There is a new breed of phones that does include a GPS receiver.

Not in Europe.

Not quite true, some of the TETRA system hand-helds have TETRA/Cell/GPS
built in so I'm told, so any officer pressing the orange HELP ME NOW
button transmits 6 seconds or so of audio and GPS derived location with
Cell backing up the TETRA network.
Not all TETRA hand-helds have it though.

Niel.