I haven't seen the details yet, so don't know exactly how low the royalty payments are going to be, but it looks like the UK Podcasters Association has managed to negotiate a new licence with the MCPS-PRS for full-length music tracks in podcasts. This could be exactly what's needed to open the floodgates for legal, professional (subscription or one-off payments) music podcasting.
The Alliance has now provided the missing piece of the puzzle, and we in the UK have a straightforward route to fully legal, full-length track music podcasting - an international first...