Just called back to test if I was being fobbed off and was going to say that the fella said to call back in 2 hours not 4, but was surprised to hear that
"customers in the Coventry CV1 and CV3 area may be experiencing a full or intermittent loss of digital television services." Wonder if this has anything to do with my problem.
(Hope nobody minds me using this thread as a means for me to keep track of events around this problem)