There are lots of things that I would rather do for fun than program in COBOL. I have programmed in COBOL on ICL and IBM computers. You don't just program in C

There are lots of things that I would rather do for fun than program in COBOL. I have programmed in COBOL on ICL and IBM computers. You don't just program in COBOL, you need to learn SQL, JCL, TSO, CICS, etc. Maybe it is simpler with MicroFocus (or similar) COBOL on Linux, haven't ventured there.