Earn trust, earn trust, earn trust. Then you can worry about the rest.
Just as we don't spend a lot of time worrying about how all those poets out there are going to monetize their poetry, the same is true for most bloggers.
Anxiety is experiencing failure in advance. Tell yourself enough vivid stories about the worst possible outcome of your work and you'll soon come to believe them. Worry is not preparation, and anxiety doesn't make you better.