My apologies for the delayed update. After, rather optimistically, trying to work through flu, I managed to give myself pnuemonia. Fortunately I am recovering (while considering myself to be a right idiot), but updates will be erratic for a while.
Well, the books are currently working their way through Waterstone's stock systems. Meanwhile there are now a few independants where the book can be obtained.
Farthing Books, Coulsdon (details) is selling the book following up from its good review in the local magazine. If you want to support a local independent, here's a place to start.