If you write about fashion in programming, then sure, you have a lot of competition around. But if you write on a (a) technical, (b) advanced, and (c) rarely to

If you write about fashion in programming, then sure, you have a lot of competition around. But if you write on a (a) technical, (b) advanced, and (c) rarely touched but important topic, then there is some space. And there still are such topics if you allow yourself to see anything beside web applications, running stuff in Docker, and Arduino. The drawback is, of course, required knowledge and experience.