The General Site Context models are now available for the teams to download from the Asite Workspace for Build London Live 2009.
Here are a couple of images, and the full context detail is publicly available here: https://www.asite.com/community/index.php/forums/viewthread/58/
There is guidance available in the forums here:https://www.asite.com/community/index.php/forums/viewforum/25/
You can still register to observe and keep updated on the action here: http://www.buildlondonlive.com/index.php/login/
Cardinal Point Orientation and Island Names
Massing Collaboration Example
A Sense of Scale