I have been watching the Marketcircle forums as well. The MC moderator there just posted this:
Blackberry Sync and PocketMac - Topic Powered by eve community
I am trying it now
more later...
-roccit
...back again. It seems to have worked! I am now syncing Daylite calendar with my 7100t. I will continue to let you know how it goes. I'm sitting in bed now and about to slip into a coma.
-roccit
p.s. Using a PB G4