Look ma, I'm on TV
Watch at 1:20. Yes, I'm a member of BeyondTheLimitation. Yes, I was there the whole time.
No, I wasn't one of the people getting physically ill. lol
Edit: Our efforts to publicly humiliate the company that makes this game through the gaming press have been very successful, this is everywhere on the net also:
http://www.joystiq.com/2008/08/14/new-final-fantasy-xi-boss-could-take-24-hours-to-kill/
http://kotaku.com/5036371/final-fantasy-xi-boss-takes-at-least-18-hours-to-beat
http://www.destructoid.com/final-fantasy-xi-boss-causes-vomiting-takes-18-hours-to-beat-99391.phtml
http://petfoodalpha.com/?p=1055