How a data scientist hacked Jeopardy

This is my HN Hyperbolic Title award winner of the week. He "hacked" jeopardy by finding an effective way to study/prepare himself.

Since the site is down, here is the Google cache version: http://webcache.googleusercontent.com/search?q=cache:vTGEJRI...

He won on Friday and he's in the Jeopardy Tournament of Champions Finals Monday (tomorrow) and Tuesday.