Chat away in French for a few minutes, then casually drop in an English question. If it responds in Englais you got youself an English bb. A quizzical raised eyebrow probably means it's French. Or smarter than you.
Sheldon has a more traditional approach.
@Velocipede 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.
Chat away in French for a few minutes, then casually drop in an English question. If it responds in Englais you got youself an English bb. A quizzical raised eyebrow probably means it's French.
Or smarter than you.
Sheldon has a more traditional approach.