Sn0wbreeze Updated version of Sn0wbreeze 2.0.1 has released by iH8sn0w . On iPhone 3G while restoring to custom firmware file, this Sn0wbreeze 2.0.1 apparently fixes the iTunes Error 37. Where this Sn0wbreeze is a Jailbreaking too like PwnageTool for iPhone and iPod Touch, and which also can be used to create custom .ipsw files. Unlike PwnageTool, this Sn0wbreeze is also compatible to work with Windows Operating System.
A few day back Redsn0w 0.9.6 was released to Jailbreak iOS 4.1 on iPhone and iPod Touch and that Jailbreaking tool works only for Mac Machines. Now here is a download of Sn0wbreeze 2.0.1 to Jailbreak your iPhone and iPod Touch on Windows Machines. No worry, if you have iPhone 3GS,3G or iPhone Touch 2G, 3G running iOS 4, then you can now use this Sn0wbreeze 2.0.1 to Jailbreak your iDevices.
Note that this Sn0wbreeze 2.0 is compatible with iPhone 4, iPad, and iPod Touch 4G. But you should wait for Some time till iPhone Dev Team and as well as Chronic Dev Team releases a new Jailbreaking Too on SHAtter Exploit .
Update: iH8sn0w has released update to Sn0wbreeze 2.0, Sn0wbreeze 2.0.1 to fix the Error 34 which users encountered while restoring firmware via iTunes created with Sn0wbreeeze 2.0..
Download Sn0wbreeze 2.0.1 Jailbreak iOS 4.1 on Windows