These races happen all over the world:
http://www.youtube.com/watch?v=NmHRnA780WM&feature=related
http://www.youtube.com/watch?v=_I9ppivtIME
http://www.youtube.com/watch?v=FOYVxkvhhsw&feature=related
As a former cycle courier who worked in London I think these people are complete idiots. Couriers get little respect from other road users as it is, and videos like these certainly don't help.
http://www.youtube.com/watch?v=NmHRnA780WM&feature=related
http://www.youtube.com/watch?v=_I9ppivtIME
http://www.youtube.com/watch?v=FOYVxkvhhsw&feature=related
As a former cycle courier who worked in London I think these people are complete idiots. Couriers get little respect from other road users as it is, and videos like these certainly don't help.