We?re a few hours behind on this one, but it looks like at around 1 PM ET time today, AT&T and Nokia began pushing out the Lumia Black firmware, which also has OS Update 3 on board. Indeed, a few people have chimed in on our forums and numerous tips have rolled in confirming that the update is now live.
Interestingly, the Lumia 520 on AT&T launched with double-tap to wake back with Amber. It was pretty much the only Lumia 520 to have it, though others have since received the feature since getting Black on other carriers.
Full story from the WPCentral blog...
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