[kqr]

> The folks who are making their buys have figured out some winning scheme that just keeps on winning.

I find it highly unlikely that it is about a winning scheme. In my limited understanding of these types of things, it is more likely about a succession of many winning schemes, because these things tend to stop working after a while so you have to find the next inefficiency to exploit.

[tim333]

That is true with Medallion. They run hundreds of different strategies and put money in the ones that are working well.