 worth over a billion dollars of Islamist money, or Islamic money, more generally, rather, moving through the 501c system. So this is a lot of data and a lot of money, and the American 501c system is both good and bad. It's great because it's transparent, because these tax returns are published, and we can scrape them en masse and understand how money moves. Once you understand how money moves, you can understand how people move, how ideas move, how networks are made up, and so on. The bad is that