Lots of people had their first, and possibly only, programming exposure to Lisp as the scripting system for something else (i.e. Emacs, AutoCAD etc.) I'd go so

Lots of people had their first, and possibly only, programming exposure to Lisp as the scripting system for something else (i.e. Emacs, AutoCAD etc.) I'd go so far as to speculate that orders of magnitude more people learned it that way than have ever learned Lisp for the sake of learning Lisp.