I sometimes wonder what people behind these actually do (or used to do) and how they got into it. It takes real work to build these things, deploy, sell, and ma

I sometimes wonder what people behind these actually do (or used to do) and how they got into it. It takes real work to build these things, deploy, sell, and maintain these things, doesn't seem to be the sort of thing that grew from a weekend side-project in my opinion. They could spend that time working on something more legal.