Nice find. Thanks XianLi!
iPhone "2G" - 3.1.3 - Jailbroken + iPhoDroid
iPhone 4 - 4.0.2 - Not jailbroken (yet)
Seems the long backup issue is fixed in 2.1. Most users might want to turn this back off now, I did and my backup took only a few mins as oppossed to the four to six hours.
MacBook 13" 2.2GHz Late 2007 + 4GB DDR2 + WD 500GB HDD
HackMacPro: 10.6.4, Stellarola Installer + Gigabyte Mac BIOS Project - Intel C2D E8400, GA-EP45C-UD3R, 8GB DDR2, 7950GT 512MB, 2x WD74GBRaptor (OSX/Win7), WD 750GB (Data) - 100% Working
iPhone 4 32GB - OS 4.0.1 JB via Star 2.0
iPad Wifi+3G 64GB - OS 3.2.1 JB via Star 2.0
Hackintosh Past: ASUS P5W-DH, Dell Mini 10V
iPhone Past: 3GS 32GB, 3G 16GB, 2G 16GB, 2G 8GB, 2G 4GB