http://news.ycombinator.com/item?id=1745322 http://news.ycombinator.com/item?id=1745322 <- Previous submission of this item http://news.ycombinator.com/item?id

http://news.ycombinator.com/item?id=1745322 http://news.ycombinator.com/item?id=1745322 <- Previous submission of this item http://news.ycombinator.com/item?id=1746916 http://news.ycombinator.com/item?id=1746916 <- Follow-up : "(How to Write a ((Better) Lisp) Interpreter (in Python))" Some discussion on each.