Be glad you didn't go to school 20 years ago. I had to build a Lisp-1 REPL in Pascal on an IBM mainframe without a debugger for my programming languages class.

Be glad you didn't go to school 20 years ago. I had to build a Lisp-1 REPL in Pascal on an IBM mainframe without a debugger for my programming languages class. (I also had to walk to class barefoot in the snow uphill both ways)