The word was out  on Brainshare. Groupwise 8 public beta is availible.
The major changes are (except bug fixes of course):
For Administrators

• Access control for distribution lists for controlling which users can send to a restricted distribution list
• Attachment restrictions for specified file types
• Limitation on the number of recipients for items

For End Users

• Improved WebAccess functionality
• Date range and category filters for the WebAccess Find feature
• Improved integration with Novell Teaming 2.1
• Drag-and-drop in the GroupWise Windows client for transferring GroupWise items and files to a Teaming folder that is displayed in the GroupWise Folder List
• Find option in the GroupWise Windows client for searching a Teaming site
• Integration with Novell Conferencing
• Schedule a conference in the GroupWise Windows client
• Join a conference from a scheduled appointment in the GroupWise Windows client