http://news.bbc.co.uk/1/hi/magazine/7318138.stm from the BBC. He makes a few interesting points, is it greenwash? or a genuine desire that more londoners should cycle? And - can you think/work while cycling?. I know I can't - one of the reasons I commute is that the journey home clears the brain, and when I get there all thoughts of work have been worked out, and I can relax properly.