He doesn't know .... neither does anyone else (outside of Apple)
Haven't you heard, XianLi? Zibri is beyond 3D; he is in the 5th Dimension at this time, and he is seeking the 6th and 7th dimensions so that he can present them to the world next month!!
----- If you need additional assistance, feel free to send me a PM. Cheers! -----
Did anybody try replacing the 2.0 contacts plist with the one from 1.1.* to get back all the saved contacts? how about stock settings, bookmarks etc?
iPhone (OTB 1.1.1 / Currently 3.1)
Unlock, activation, jailbreak: PwnageTool 3.1
City Fido, Vancouver
While Beta 6 might not be on the portal page yet, if you guess the links based on the new firmware number (5a292g) you can download the firmware even if you're not in the enterprise program.
I'll list the paths here, if you can already download the earlier firmwares just copy the URL, and replace the bit you need with either of the below.