The Uk's Most Expensive Mobile Broadband?

In February 2009 I purchased a T-Mobile Dongle and ShareDock from the York T-Mobile shop.
After just over two weeks the unit ceased to work.
After several phone calls I took it back to the shop from which I purchased it and was told that as it was more than 14 days old it needed to be returned for repair.
I was given the telephone number to call T-Mobile (at 10p per minute) and after some delay got to speak to an operator.
I was told that a returns bag would be despatched to me and the item would be returned for repair and that this would normally take up to 28 days.
I asked if it was possible to have a replacement unit whilst it was in for repair and the shop said this was against T-Mobile policy (even though they clearly had stock and demonstration units in the store).
I explained that I felt this unfair as I was being charged for a service which I had - through no fault of my own - no means to access.

Three weeks passed (during which the line rental was efficiently taken from my account as it has been on a monthly basis since) and no returns bag appeared.
As I needed mobile access I took out a Pay as You Go deal with another service provider to tide me over.
Total cost was now approaching