Quote Originally Posted by Microsoft
IE10 on Windows 8 brings an entirely new browsing experience and set of capabilities to the Web, such as a new touch first browsing experience and full screen UI for your sites, security improvements that offer the best protection against the most common threats on the Web, improved performance, and support for the HTML5 and CSS3 standards developers need.

With this release preview, Windows 7 customers receive all of the performance, security, and under-hood changes that enable a stellar Web experience.
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The release preview version of IE10 for Windows 7 is finally here and it brings a load of new features. Microsoft committed itself to bring a browser with more interoperable HTML5, rich visual effects and sophisticated page layouts with great CSS3 support, improved performance and with a security score at 99.1% leaving the competition behind.

It's new, it's cool and it's committed to privacy. Check it out.