Groove.net As predicted in this Weblog, Groove finally announces how they paid off Microsoft for its recent investment in the company earlier this month.
“Groove version 1.3 software is also certified as Microsoft Windows XP compatible. In addition to Windows Messenger integration, features include XP optimized icons, and support for Windows XP visual styles. Future enhancements will further optimize Groove software for Windows XP.” [John Robb's Radio Weblog]