If you want a crazy win, then you have to invest in some crazy things. Crazy simple also makes sense.

YC is doing what they were created to do. To invest in extremely early stage startups no one is willing to bet on. But maybe their product is questioning a fundamental assumption that is outdated that has not been thrown out yet, given current technological advances. Who knows.

You could be right on founders. Founders are hungry people. If there is one thing I've learned in my short time on Earth is do not underestimate hungry people.