Not so sure that's entirely it. See from two days ago: http://www.ritholtz.com/blog/2010/05/market-changes-tone-during-correction/ http://www.ritholtz.com/blo

Not so sure that's entirely it. See from two days ago: http://www.ritholtz.com/blog/2010/05/market-changes-tone-during-correction/ http://www.ritholtz.com/blog/2010/05/market-changes-tone-dur... and one day ago: http://www.ritholtz.com/blog/2010/05/cash-100/ http://www.ritholtz.com/blog/2010/05/cash-100/ (Some of) the technicians were looking at a lot of money on the sidelines, a rally that looked like it was cresting, a lot of profits to be locked in - and anticipating a big correction. There's a lot of luck to it and maybe even some feedback so its sort of a joke but Ritzholz cashing out (and blabbing about it) by yesterday, and turning to shorting opportunities, just confirms that he's a Sooper Genius.