It's easy to find information on any topic to solve your problem. Google, Reddit, Stack Overflow, YouTube, you name it. Any skill, any topic is at hand with a wide variety of opinions. And if you pick one and focus on it, it'll work out just right.
What people are looking for, is a sense of belonging to a community of like-minded people. They also need inspiration from a charismatic lider. That's why they subscribe to us.
Live an interesting life, build your character and produce whatever you want. People will follow, form a community and keep listeting to you.