Unfortunately I will only be 19 then, which is perfectly legal anywhere in Canada. More unfortunately, I think with YAPC::NA 2007 being very shortly before the beginning of the fall term it will probably not be a good time for me to travel to Texas. So I will have to take a rain check on a beer and/or chess game.

B::Deparse, my age old foe. I should look at those methods (and perhaps find my own) and put a good effort into it, as oppose to just submitting to its victory as I did in this case.

I quite liked your Playfair cipher, and still do. It, like many of your other obfuscations, is an inspiration.