His "unreserved" apology was for "administrative oversight". As Quentin Letts says, is that what they call it nowadays?
Sure, some of this punishment can't be meted out from the centre - but there are ways and means.
This is an issue with deep resonance with the public. Hain's declarations may be a bit complex, but the public recognise a nose in the trough when they see one.
I praised Cameron for his quick decision over Patrick Mercer - where perception of his sin was a bigger problem than the sin itself. With Conway, perception is as bad as the sin. Cameron's losing time here. Every hour counts. As Coffee Houser Max Kaye says, "No dithering please - leave that to Brown".