Wanting companies that work on these problems is great. But finding ones with unique and interesting value propositions is probably incredibly hard. There is a

Wanting companies that work on these problems is great. But finding ones with unique and interesting value propositions is probably incredibly hard. There is a reason that the Hollywood model for instance, has managed to last 100 years. Yeah there's an absolute shit ton of protectionism going on but also no one has come up with anything better yet, and not for lack of trying. The same is true of a lot of these categories. The issues they have are hard, and expensive. I'd be interested to see the list of companies YC rejects.