«steve yegge - tour-de-babel», sur sites.google.com (consulté le ) : «Mailman was the Customer Service customer-email processing application for ... four, five years? A long time, anyway. It was written in Emacs. Everyone loved it.»
«XEmacs at a crossroads», sur web.archive.org, (consulté le ) : «For the past decade, work on XEmacs has continued at a low level, and
mostly not visible in user-level features. In the meantime, GNU Emacs
has implemented almost all XEmacs features, and recently RMS has given
the green light to some form of dynamic loading of machine code.»