WMP GUI Toolkit I’m not sure what GUI toolkit the latest version of Windows Media Player 11 is using but I was extremely disappointed when I discovered the following recently: 
In case you don’t see it, the only way to discern whether WMP11 is the front-most application window is by looking at the task bar…. I’m not too angry at this because I’m pleased that i)Windows (as of XP) ships with a firewall and that ii) it seems to work quite well!