this was Leroy's post in 2002 about multithreaded runtimes

http://web.archive.org/web/20110724004117/http://caml.inria....

Here are recent commentaries:

http://stackoverflow.com/questions/1302272/is-inria-going-to...

http://www.reddit.com/r/ocaml/comments/xxxn4/interesting_dev...

http://stackoverflow.com/questions/10705526/is-there-a-surve...