Every new version of Mac OS X has had its own name. Cheetah, Puma, Jaguar, Panther, Tiger, Leopard, Snow Leopard, and now Lion .Deliberate or not, calling this version of OS X the king of the big cats brings along some big connotations. This is it. This is the pinnacle of OS X. What could possibly come after Lion? So, what does this ultimate version bring to the table? What makes it worth using? What makes this operating system the king of the cats?