iOS 4.2 to Be Released Today, 'Find My iPhone' Now Free - MacRumors
How to Downgrade iPhone iOS 4.2.1
How to Jailbreak Any iOS 4.2.1 Device with Redsn0w 0.9.6b4 (iPhone, iPad or iPod Touch) « Smartphones :: Gadget Hacks
WhiteD00r Custom iOS 4.2.1 Firmware for iPhone 2G / 3G and iPod touch 1G / 2G [Download] | Redmond Pie
question] iPod Touch 2G MC with iOS 4.2.1. How to do full system backup? I'm gonna go to a friend's house and use their W8 computer to jailbreak since USB passthrough on
Apple releases iOS 4.2.1 update for the iPad, iPhone and iPod touch - Gadget Gram
Macworld
Forget app circles: Apple Watch hack lets teen run iOS 4.2.1 | Cult of Mac
How to Jailbreak an iPod Touch 4.2.1: 9 Steps (with Pictures)
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