Apple's latest flavor of OS X, Mavericks, is just weeks away from landing on customers' Macs, as the gold master has now been unleashed to the developer hordes. Though not a dramatic remake like iOS 7, it'll bring a bring a facelift to such apps as Safari and Calendar, along with better energy management, easier networking, iOS notifications, improved multi-monitor support and more. Developers on AppleSeed also got new versions of iPhoto and Xcode, along with various SDKs to support the new OS. According to 9to5Mac, end users will get the same version by the end of this month, so you might soon be able to stretch your Haswell MacBook Air's 12-hour battery life even further.
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