BBC FOUR using same ident over and over again

BBC Four's "Music" ident, naturally used to introduce music-based programming, has been used more than the rest of the set by a long shot, dominating Fridays, and leaving the rest of the set to rot. Can't they use any of the other idents before music-based programmes?

Yes They Can But Most Of The 2005 Set Has Retired Apart From Lake, Sunflower