Most-Positive-Bignum
jwz.livejournal.com
jwz.livejournal.com
One minor addition to that: Cloak (the JVM in CL) also runs ABCL, for maximum silly recursiveness: http://paste.lisp.org/display/2096
http://en.wikipedia.org/wiki/Jwz
(see also rms, esr, dmr, gvr, dhh, etc.)
Monogram logins seem to be an artifact of some computer science departments (and other small, unix-y operations), which may be why so many hackers are known by them.