Although Apple is marketing Mac OS X Snow Leopard as an operating system update with no new features, under the hood improvements will actually translate into a slew of new enhancements, five of which are described herein.

Citing sources, RoughlyDrafted is offering of an overview of some of the big new features that are due to make an impact when Snow Leopard drops next Spring.

>> Five undisclosed features of Apple's Mac OS X Snow Leopard