The main balance in everything, you need to listen to people and take into account their opinion. After all, all projects are created with the slogan for people, so why do creators think first of all for their money !?
That's right, no one does anything for thanks, but you need to live for something! Mutual benefit, survival, money, all this is interconnected.
No one will do anything for free, with a few exceptions. And any project is aimed at making a profit in various ways. Investors can get part of the profits, but of course if the project is successful.