"nobody is ever going to get paid to create a JPEG decoder as everyone can just use libjpeg. Nobody is ever get paid to write a new kernel as everyone can just

"nobody is ever going to get paid to create a JPEG decoder as everyone can just use libjpeg. Nobody is ever get paid to write a new kernel as everyone can just use Linux. Very few people are going to get paid to work on a new database as you can just use Postgres..." There's still many paid offerings for databases, operating systems (esp RTOS's), and image processing. That includes libraries. The companies are usually profitable with some making a fortune on the products. Quite opposite of what you said. The question you should ask is: why? Next question: how do I use those lessons to sell and give away something like OpenBSD?