Maybe I'm cynical, but I'd wager it's already an advertisement for TI-84 calculators, considering how much it's featured. In any case, I doubt it's just two guys with free time and a camera working on it, there must be money in it somewhere.
I doubt there's money in it anywhere. The syncing wasn't great and it sounded like they did one take on the vocals. the second guy has absolutely no rhythm. and it's not that hilarious really. Just kind of mildly amusing.
It's certainly not the Pi video: http://www.youtube.com/watch?v=mDu351QNoZE&mode=related&search=
It's certainly not the Pi video:
http://www.youtube.com/watch?v=mDu351QNoZE&mode=related&search=
http://www.suturesound.com/stwpt/tracks/0052_i_am_the_first_fifty_digits_of_pi.mp3
:(