Generally this kind of confusion can be avoided (or resolved) by just googling for the information.
I did google, but got nothing relevant and was getting more USian articles. The people who told me I respect and they are rarely wrong.
Hence asking here, if anyone else had read anything.
@Greenbank 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.
Generally this kind of confusion can be avoided (or resolved) by just googling for the information.