T-mobile's decisions to limit 'fair usage' to 500MB a month and to potentially block video and audio traffic should tell its customers to quit the service as fast ad they can.
Telcos are still largely incapable of providing reliable voice services in large cities like London, so my sympathy for them is very limited.
Traveling three miles into the centre of one of the world's leading cities on top of a double decker bus there are only a couple of places where my phone picks up a 3G signal from Vodafone.
As more and more devices get mobile the greater our need becomes for viable alternative networks.
Why are they taking so long to appear ?