Never one to shy away from dramatic hyperbole, Steve Jobs declared ours a ' about this time last year, acknowledging a move away from personal computers as smartphones and tablets become even more ubiquitous. And while Jobs might happily look on as iPhones and iPads become our primarily tie to the outside world, the question remains: what happens to the PC during this grand transition? To a large extent, the answer lies in the OS, which brings us to. Ladies and gentlemen, welcome to post-PC computing. Paint Tool Sai Mac With Pen Pressure In Sai. In typically grandiose fashion, the company has declared OS X 10.7 'the world's most advanced desktop operating system,' touting the addition of over 250 new features. The list is pretty uneven on the game-changing scale, with updates running the gamut from Airdrop (file-sharing over WiFi) to a full-screen version of the bundled chess game. If there's one thing tying it all together, though, it's something that Jobs touched on when he first unveiled the OS: the unmistakable influence of iOS.

Now it's true, we already got a taste of that with gesture-based trackpads and the, but those were merely glimpses of things to come. Apple borrows so heavily from iOS that at times, cycling through features makes the whole thing feel like you're merely operating an iPad with a keyboard attached. There are plenty of welcome additions here, including aesthetic tweaks and attention to mounting privacy concerns. Like before it, however, Lion is hardly an explosive upgrade. And like Snow Leopard, it comes in at a reasonable $29 (or a decidedly more pricey $69 as an upcoming flash drive install), making it a worthy upgrade for current Mac owners.

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But does a boatload of evolutionary features add up to a revolutionary upgrade? Let's find out. If you're looking for iOS's influence, look no further than the installation process. It's available as a disc-free download through the Mac App Store, making even the delivery method one of the larger changes here.

For the uninitiated, the whole process requires just a few clicks to go from buying something to installing it on your system. Once you download Lion, the installation is a painless process that should only last 10 to 15 minutes.

Things were a bit less smooth when installing the operating system on a more well-worn MacBook. That time around, the installation process took closer to 25 minutes and required an extra manual restart to get things up and running more smoothly.