I wrote my first Hello World when I was 23 years old. I didn't write anything that could be described as "useful" (i.e. not a trivial practice exercise or a hom

I wrote my first Hello World when I was 23 years old. I didn't write anything that could be described as "useful" (i.e. not a trivial practice exercise or a homework assignment) until I was 25. now I've got a degree in computer science and I'm a professional developer. not everyone takes the same path through life.