in reply to
OEO, a zero that evaluates to true?
You should take a look at robin's excellent tutorial:What is truth? (Curiosity corner).
The same name on every site (unless it is taken already)
A different name for every site
The same name for sites I don't care about, but different names on sites I do care about
Different names for sites I don't care about, but the same name on sites I do care about
The anonymous account
Someone else's username
Root, after hacking into the site
Results (251 votes),