Orbitz tackled a hard technical problem with Common Lisp. I don't know if it was the "secret weapon", but it must have been fairly critical. They needed efficie

Orbitz tackled a hard technical problem with Common Lisp. I don't know if it was the "secret weapon", but it must have been fairly critical. They needed efficiency. http://www.paulgraham.com/carl.html http://www.paulgraham.com/carl.html