He's someone who writes code for homself, then makes it available to people in case they might find it useful. That actually sounds like an excellent definitio

He's someone who writes code for homself, then makes it available to people in case they might find it useful. That actually sounds like an excellent definition for a big fraction of source developers. One of the many benefits of open source is that it captures and aggregates value of even very modest contributions as well as the value of major contributions.