Many of its marquee features aren’t compatible with our two-year-old handsets anyway—no multitasking, no nifty orientation lock, not even background wallpaper. And worst of all, it hobbles our once-functional phones until they’re near-useless. Apps crash, or they’re teeth-pullingly slow to open. Download speeds are so slow we feel like we’re back on dialup.
from How To Downgrade your iPhone 3G to iOS 3.1.3 | Mac|Life via John Kalis on Facebook.