Oh dear, left hand let me introduce you to right hand.
http://www.mobileeurope.co.uk/news/blog/8378-ofcoms-in-building-contradiction-on-900mhz-3g
Ofcom, the industry's champion. >:(
When people can't get a signal and start complaining then they'll have to sort something out.
Not Ofcom, they'll just refer people back to their providers.
I suspect the GSMA will become involved.