I would go so far as to say a beginner should not write genservers, and using genservers that aren't part of a library is usually an antipattern. When you're r

I would go so far as to say a beginner should not write genservers, and using genservers that aren't part of a library is usually an antipattern. When you're ready to write a serious library, then you're ready to write genserver. Of course it's always good to understand genservers.