Steven D'Aprano wrote:
> 
> A very good point was made that, under the Macintosh, changing apps
> doesn't give enough of a visual change when only the menubar changes.
> This is true, but its not an issue under KDE. The Mac allows apps to
> be open without any visible window. That doesn't happen under KDE, so
> the user will always know what application is running based on the
> topmost window.

No, it might happen that they won't. For instance, I have 19" monitor at
1600x1200 resolution. Since I like smaller fonts, it's no problem for me
to have two konsole opened in a way, that windows don't overlap. 
 
Marko