There are 10 kinds of methematicians, those that count in ternary and those that don't. (Not many people, even mathematicians and computer scientists, get that

There are 10 kinds of methematicians, those that count in ternary and those that don't. (Not many people, even mathematicians and computer scientists, get that one. I think it's better than the usual crap binary non-joke, and wish I could remember where I heard it)