You should knock to get the window open, and then shoot him in the face. You dont want to be giving your fewllow cyclists punctures by covering the road in glass ;)
Good solid safety advice.
@tynan started
London Fixed Gear and Single-Speed is a community of predominantly fixed gear and single-speed cyclists in and around London, UK.
This site is supported almost exclusively by donations. Please consider donating a small amount regularly.
Good solid safety advice.