This was presented in June 2012 at the APG's 'Noisy Thinking' evening in London. It was part of a debate on 'Global or Local Planning - Which Would You Rather Do?' with Guy Murphy and Jackie Hughes. The accompanying short teaser is at http://www.youtube.com/watch?v=RL_PSY2bKZM&feature=plcp
Clipping is a handy way to collect important slides you want to go back to later.