
OK, dug into the Wizards Terms of Use and under User Content, Wizards states When the new version launches, the download version will no longer be updated.
New Data Releases: Dark Sun and D&D Essentials data will debut with the new version.Previous Data: Includes all character-building data you enjoyed in the previous versions.
File Import: You can easily import your character s created in the previous version to the new Character Builder. No need to save Character Builder files on your hard drive anymore. Characters in the Cloud: All characters you create are saved on our database. Access is easy: Just enter the D&D site, log in, and launch the Character Builder from the Tool Box or the Character Builder tools page. PC and Mac Compatible: Requires an Internet connection and Silverlight plug-in. No Download: The Character Builder is served from the D&D site. New Design: Completely redesigned from top to bottom in Microsoft Silverlight as a robust character creation wizard. Wizards of the Coast have announced that they have a brand new web version of the D&D Insider Character Builder ready for launch on November 16, 2010.