Longhorn with Glass Effects, Desktop Search and PDF Alternative - while the interface and desktop search are clearly feature theft from OS X Tiger, the Microsoft alternative to PDF is as unnecessary as a goiter. Yes, I know that PDF is also a proprietary format - but unlike any ideas from Microsoft, it works, does exactly what it was designed for and doesn't have mountains of security holes. I don't think I necessarily want document formats whose use is dependent on Microsoft software ...
Somehow, the various Longhorn presentations and ramblings from Microsoft are becoming increasingly embarrassing. Don't they have any original ideas anymore? Even the command line in the start bar sounds more like a copy of LaunchBar or QuickSilver on the Mac ...