On Tue, 14 Jun 2016 20:05:59 +0100
Richard wrote:
The DTG-R system is completely new and some would say superior to the
Seltrac installed on the other lines (radio, so no wires to get
damaged, better "driving"). As the system uses track circuits, the

Technically the wiggly wires are also radio albeit the leaky feeder type.

It could be argued a system that relies on long(er) distance radio control
is more open to being interfered with and/or hacked. Probably not an issue on
the victoria line thats all underground but it certainly could be out in the
open air.

--
Spud