It is hard to get in to YC without something, but we didn't have a demo. You can read our whole app at: http://blog.zactownsend.com/our-yc-s13-application http:

It is hard to get in to YC without something, but we didn't have a demo. You can read our whole app at: http://blog.zactownsend.com/our-yc-s13-application http://blog.zactownsend.com/our-yc-s13-application In my YC class, I would say the median age was roughly mine: 28. Any number of founders were in their late 30s and 40s.