Apple last week released the latest version of its Mac operating system, OS X 10.9 Mavericks, and along with the usual bevy of new features, the company also raised the bar by making the download free for all Mac users.
That means that as long as you are running a compatible Mac (anything that worked with OS X Mountain Lion will work with OS X Mavericks), you can upgrade without paying anything — even if that means you are coming over from Snow Leopard.
With Mavericks, Apple is taking a decidedly...
