Down with the kidsAccording to my son Sebastian, who understands these things better than I ever want to, there are four stages in the development of all youth movements: invention, early adoption, entrepreneurial invasion and finally corporate annexation. Essentially, this means that shortly after the cool kids get into a new trend someone works out how to make money out of it, and before you know it the whole thing has been overrun by capitalists disguised as hippies - what Sebastian calls "the Steve Jobs phenomenon". Another case in point is the interweb phenomenon MySpace, which to be absolutely honest I hadn't even heard of until long after every single 16-year-old on the planet had started using it to swap emo or whatever it is they do nowadays. Then it got bought by Rupert Murdoch, which pretty much killed...