You're trying to give me a 15 year old application and hold it up as a shining example of Lisp engineering, when the most prominent application in that arena (M

You're trying to give me a 15 year old application and hold it up as a shining example of Lisp engineering, when the most prominent application in that arena (Mathematica) is written in C and Java? Reddit, too, was once written in Lisp. It was rewritten for a reason.