Signups for this are now open:
I mention it since this is the weekend of the OpenGuides hackfest and a
few of us are going to be heading into London in the evening. If you're
interested, I recommend signing up soon.
Dominic Hargreaves | http://www.larted.org.uk/~dom/
PGP key 5178E2A5 from the.earth.li (keyserver,web,email)