Newest information about those TabletPC issues in CDS versions up to this point: James Kendrick reports that Copernic has made a new interim version available for TabletPC users. James says he's been testing it for a day without any issues. Note that this release doesn't have any changes apart from the fix for the flickering TIP on TabletPCs.

Here's the direct download link which you can also find in James's post: Copernic Desktop Search 1.5 build for Tablet PC owners