Been there, done that, got the Leipzig t shirt

I'm listening to BWV 61 Nunn komm der Heiden Heiland [Come now, Saviour of the Gentiles] and reading about Bach's cantatas in Christoph Wolf's Johann Sebastian Bach: the learned musician, which I bought to use in preparing for appearing on ABC TV's Einstein Factor in 2007, and am chuckling over this, which sounds like it was written last week, as least in some places:

The Leipzig city council sent a memorandum in 1730 which said:
"In the churches of this town ... new hymns hitherto not customary, shall not be used in public divine services."