Comment ..and the actual link is: (Score 5, Informative) 211
The title and summary seem to suggest that the system as a whole has had a failure of some kind, though it's nothing of the likes. It's just the analogue > digital switchover means that people will "lose" access to it, however the BBC provides digital services anyway.
Steve Hermann's post on his blog can be found at http://www.bbc.co.uk/blogs/theeditors/2012/04/from_ceefax_to_digital_text.html