Cable operator Telewest seems keen not to get left behind in the recent race for ever increasing speeds. With bothBT andNTL either planning or currently running high speed trial, according toISPreview Telewest have quietly revealed it is going to trial faster speeds also.A customer has revealed that they have received an invitation to join the 10Mbps trial and has kindly posted a scan of the letterhere.The good news is that the date on the letter is not April 1st!!EDIT: Although the letter wasn't dated April 1st, we have been informed that it was a joke