Yes I Can!

iOS 4 now available for your iPhone 3G, 3GS
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Apple has unleashed iOS 4 for owners of the iPhone product codes 1,2, 2,1, and 3,1 — in other words, the 3G, 3GS, and yet-unreleased iPhone 4. Owners of more recent iPod touches are also in luck. Interestingly, the build is 8A293 — the exact same that was released to developers before as a GM seed — so Apple apparently found no showstoppers pressing enough to necessitate a new build before pushing it to the public at large. It’s coming up in iTunes now