See http://github.com/manuel/cyberlisp http://github.com/manuel/cyberlisp and http://github.com/manuel/ell http://github.com/manuel/ell for my takes on the subj

See http://github.com/manuel/cyberlisp http://github.com/manuel/cyberlisp and http://github.com/manuel/ell http://github.com/manuel/ell for my takes on the subject. Judging from my experience, a full - but slow - Lisp compiler+runtime that does most of the stuff I wrote about should take about 5 KLOC.