From the press release: Unity 1.6 has just been released as an update to the 3D web-and-standalone game development tool. With this release Unity brings increased power, better usability, and more integration possibilities. The Unity Web Player browser plugin can now fully interact with DHTML web pages that it's embedded in. Unity supports Internet Explorer, Safari, Firefox, Mozilla, Netscape and Camino on Mac OS X and Windows. Also added: New collaboration tools. Support for Windows Vista. Searchable docs. Video tutorials (online or on your iPod). Pitch and doppler audio FX. Loader screens in the web browser. Drop-in support for .NET libraries. The ability to paint textures. More details can be found at: http://unity3d.com/whatsnew-1.6.html Enjoy! d.