Matt Yglesias also doesn't know how to ride a bike? I suddenly no longer feel so alone.
(Really spoilery discussion of Children of Men at that link, by the way. It's probably the best film of 2006. Long-time readers should recognize that for me to heartily endorse a movie like this despite my lack of species preservation instinct means it must be something special. Great casting. I'll discuss it in the comments later if some of you have seen it.)