I knew a cryptographer who did their entire job in Mathematica for years and only rarely ever touched a common programming language. The output of their work in

I knew a cryptographer who did their entire job in Mathematica for years and only rarely ever touched a common programming language. The output of their work informed a lot of other people's work. I don't know if their brain rotted, but they got a heck of a lot of work done with minimal effort and time.