One thing that leaps out at me from the few successful YC applications I've read is some of the informal language used. For instance, I would never write 'Most

One thing that leaps out at me from the few successful YC applications I've read is some of the informal language used. For instance, I would never write 'Most banks suck at technology' If it was still legal when I was in school, my English teacher would have beaten me with a ruler for writing that. On the other hand, I can't think of a way to state the point more succinctly.