If you're looking for a quick preview, hit the video just past the break.

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So let me just give you a quick preview of each part before I turn it over to Danny and to Lael.

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These include a quick preview function, which can show the contents of a folder when you hover over it and before you actually tap into it.

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He also unveiled Quick Look, a feature which lets users preview files, such as movies, photos and documents, without having to open up a related application.

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Mountain Lion's new sharing features, also iOS-influenced, puts quick-sharing icons into the toolbars of the Safari browser, Preview, Photo Booth and other programs.

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We've already offered our opinion of the shipping hardware after a quick hands-on, although backers are encouraged to contribute their own during the preview period before it officially launches.

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