I think some of the reasons why there are so many note taking apps are that it's easy to start with, everybody has a use case for it (easy dogfooding) and you d

I think some of the reasons why there are so many note taking apps are that it's easy to start with, everybody has a use case for it (easy dogfooding) and you don't need a business idea. If you need an idea for your startup, it's just too easy to either build a note taking app or a chat app.