Mac OS X Lion, the latest release of Apple’s popular Mac operating system, is now available in the Mac App Store.  At $29.99, reviewers are unanimously agreeing that this upgrade is well worth the money (though users are advised that later updates may be more reliable). The software includes more than 250 new features that Apple promises will “change the way you use a computer.”

Highlights of the Lion release include:

Read more about OS X Lion on the Apple website.