2D Map Cutting and 2D Map Portable Serving: Google Earth now supports cutting and serving 2D (Mercator) maps.
Google Maps API V3 on Google Earth Enterprise Solution: Developers can now use the Maps API V3 to build and serve mapping applications.
Customized search services for Google Earth: Search tabs on the portable server can be extended via Python search scripts that you bundle with the server for distribution.

Thanks again to all our customers and partners who provided us with great feedback over the past few months and we look forward to more of your feedback.
Posted by Dylan Lorimer, Enterprise Earth/Maps Product Manager