http://www.cyclingweekly.com/news/latest-news/icelandic-company-come-ingenious-way-make-motorists-slow-352534
The only problem with that is it'll only work for a short period of time.
Hm. By that logic, why have zebra crossings at all?
@andyp 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.
http://www.cyclingweekly.com/news/latest-news/icelandic-company-come-ingenious-way-make-motorists-slow-352534