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Litecones.pngThis user is a physicist.
This user is a quantum physicist.
for-2This user is an intermediate Fortran programmer.
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Mathematica.
TeXThis Wikipedian is a TeX user.
?met?This user prefers metric units and cannot figure out why Americans have such a hard time with them.
ft-lb-0This user does not use U.S. Customary Units (or does not wish to use U.S. Customary Units).
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AdiumThis user uses Adium to chat on various instant messaging networks.
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NewTux.svg This user contributes using Linux.
Nuvola apps emacs.pngThis user hacks happily with Emacs.

There's no place like 127.0.0.1

There are 10 types of people: those who can count in binary, and those who can't.