I hope they take the opportunity to drop the "digidol" from their name on the EPG
, a relic from the pre-switchover days.
They appear to have done so, it's showing on my Sky EPG at 134 as 'S4C HD' and already broadcasting.
The SD version has been relegated to 280.
(EDIT: Nemesis beat me to it, I should have read to the end of the thread)