<http://schema.org/description>
"Microsoft on Wednesday released the seventh platform preview of its upcoming web browser Internet Explorer 9 (download link).  Comparatively less stable than beta builds, platform previews are aimed  at acquainting developers with new features and gathering valuable  feedback.  "^^<http://www.w3.org/2001/XMLSchema#string>
<http://www.maximumpc.com/ie9-platform-preview-7-available-now/>