Quote:
Originally Posted by WillPS
Well ntl and Telewest were completely separate until 2006ish, and they remained operationally separate until 2007. I'm sure independently them they could have done it before merging - Sky have changed cards a handful of times without too many problems.
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But then ntl still had 3 different billing systems at the time of the merger (not sure how many different provisioning systems were in place) and Telewest had only just finished moving theirs across to one system