well they'd better pull their fingers out at NTL and get moving on shifting the 2mb users to 10mb asap as otherwise NTL are going to look pants compared to ADSL (in headline speed terms):-
www.theregister.co.uk/2006/02/22/plusnet_isp/
and yes I know a lot of ADSL lines cant do 8mb but in marketing terms it will be beating NTL in a month or 2!