Have you seen the thread in the General Information section of the DUC?
If not, check out:
http://www.digidesign.com/ubb/Forum1/HTML/000764.html
If everything is working great for you now, it appears that you have a lot more to lose than you have to gain.
But hey, don't let me stop you. By all means, please risk your sanity and livlihood blazing the trail so that it'll be smooth sailing later for those of us prudently holding back from upgrading right now.
Lee Blaske