As a chaos theorist, this concept grates against me but as a behaviorist I can see how this works.
http://bigpicture.typepad.com/comments/2005/11/impossible_retu.html
Essentially, they have developed a computer program that looks for small, obvious patterns in the market and they attack it for a quick in and out. On the whole, it’s pretty much what I do but no one has staked me with $100Bn yet!
These guys have been lighting up the markets with 14 years of 33% growth which makes it a nice place to park your money. On the other hand, if everyone starts doing this, we will be back to chaos in a week!