I think a lot of people get hung up on how humans make decisions, with the expectation that you need to be able to understand the same ideas to perform the task

I think a lot of people get hung up on how humans make decisions, with the expectation that you need to be able to understand the same ideas to perform the task. Even if a computer can't figure out the stats you mention, maybe it doesn't matter? Maybe just reacting fast enough to what people in the market are doing is good enough? Maybe simple sentiment analysis on articles on Disney around the web is a good enough proxy for share price increase.