Not down for me.

The essence of the article, if you can't get it from the cache, is this chart: (sorry, can't seem to make it look

  Language/core style | Lambda calculus core | Machine memory core
  --------------------+----------------------+----------------
  language as given   | Haskell              | C
  language as medium  | Common Lisp          | Forth

I've dropped it in Pastie here: http://pastebin.com/AdJEz2Hk