Orbitz has used it for awhile. See http://www.paulgraham.com/carl.html http://www.paulgraham.com/carl.html. I found over 50 companies that also use it. http://w

Orbitz has used it for awhile. See http://www.paulgraham.com/carl.html http://www.paulgraham.com/carl.html. I found over 50 companies that also use it. http://www.pchristensen.com/blog/lisp-companies/ http://www.pchristensen.com/blog/lisp-companies/