As a rule when musicians enter the public debate they do so at a pretty superficial level. Plan B (real name Ben Drew), spokesman for the $2.869 billion per annum Warner Music Group empire, released this video at the start of the week. Entitled “Ill Manors” it doesn’t take the debate much further than blaming the riots on the David Cameron and Nick Clegg. Read the reports. They are way duller, but more useful.