I've been programming for ~50 years and I still like it. When I retire I will probably do some recreational programming. I was planning to write a book about h

I've been programming for ~50 years and I still like it. When I retire I will probably do some recreational programming. I was planning to write a book about how to start and run a small software business (which I have been doing for 20 years), but things are changing so fast recently that I am starting to feel a bit of a dinosaur and I'm not sure anyone would be interested.