I've seen people master it quickly, writing their own behaviours etc.. I learned it on the tube to and from work in a relatively short space of time, writing a

I've seen people master it quickly, writing their own behaviours etc.. I learned it on the tube to and from work in a relatively short space of time, writing a comet server for streaming updates to browsers with a colleague. After the initial hump it was easy and fun. I don't claim to be a genius programmer, just an interested dabbler. To be fair though, the more average developer does struggle with it, and that was a reason my company didn't take it up widely.