Writing and sharing an ideas are a fun activities for some people. You can find a lot of successful stories of a persons or groups who start their career from scratch, for example The Verge, TechCrunch and many more.
Their successful stories was started from a couple readers per month into a millions per month. And of course those numbers are not coming instantly, there are many aspects they have to notice such as topics, layout of the website, is it easy to read or not, etc. in order to become they’re right now.