I am not making this up. Today is really and without a doubt Talk Like A Pirate Day. To prove this to you, here are some links: Wikipedia entry, homepage 1, homepage 2, video demonstration (funny) and finally an article about the spreading phenomenon.
Convinced yet? So… ME HARTIES, don’t forget to ARRRRRRR.
UPDATE: Linus Torvalds, creator of Linux, released version 2.6.18 of the Linux kernel pirate style.