It appears that Marc Petit-Huguenin <marc@xxxxxxxxxxxxxxxxxx> said: >-=-=-=-=-=- >-=-=-=-=-=- >-=-=-=-=-=- > >https://people.csail.mit.edu/rivest/Sexp.txt is no longer reachable. This is a document I use often in my work so I'd like to have a more stable reference, like an Informational RFC. > >Is there any interest in trying to do that? The Internet Archive says it was last seen over a year ago in January 2022. I concur with the suggestion to get MIT to resuscitate it, but in the meantime, here's a copy that's not going away any time soon: https://web.archive.org/web/20220113221331/https://people.csail.mit.edu/rivest/Sexp.txt R's, John
