I wonder if it has to do with the age churn in the business. Meaning that unless you are self-employed, you are basically out of a job by the time you hit your

I wonder if it has to do with the age churn in the business. Meaning that unless you are self-employed, you are basically out of a job by the time you hit your 30s. And then they bring in some bright eyed grad, or maybe even some self-taught kid from the street, to take over. And he invariably ends up tossing your work out because it is not in a fashionable language, he has only a superficial understanding of all the edge cases embedded over time, and it is an "old" project.