Regulators on four continents are preparing for a long-awaited "showdown" with Facebook - One gets the impression that there is a certain amount of relishing of the situation going on in the old media circles, not content with their astonishingly large portion of the pie, they are trying to gobble up even more, leaving us startups scrambling for the remaining (highly regulated) crumbs, thanks old media, it's not like it was already virtuallty impossible - What good is regulation in changing behaviour anyway, it sure hasn't changed the old media appetite for pie, if anything it's made it worse - They say it's about changing behaviour, it's not about changing behaviour, it's about pie, and even if it is about changing behavior it's only about changing behaviour so that they get more piewww.nytimes.com #