That's interesting - I just completed book on Jim Simon/Renaissance (The Man Solved The Market). One of their early advantages was having a person who was just

That's interesting - I just completed book on Jim Simon/Renaissance (The Man Solved The Market). One of their early advantages was having a person who was just focused on acquiring and cleaning data. I expect that advantage has largely gone away at this point due to wide availability of market data but I thought it was interesting in the context of this article.