The latest version of Safari has introduced some of the new features which should one day be in all browsers. Check it out: CSS Animation:http://webkit.org/blog/138/css-animation/
Downloadable fonts (use any font we like on a website!)Check out the examples:http://www.alistapart.com/articles/cssatten
HTML 5 media support, including video and audioA standards-compliant way of showing video without having to download plugins or Flash:http://webkit.org/blog/140/html5-media-support/ Download Safari (Mac and PC)