Following on the heels of the third beta of iOS 7, Apple has released OS X Mavericks Developer Preview 3. There are no major changes that are immediately noticeable in this update, however Apple has made some underlying tweaks to iCloud Keychain. The latest release also offers the usual "bug fixes." Developers can download the latest Mavericks preview update via the Mac App Store.Apple releases OS X Mavericks Developer Preview 3 originally appeared on
