>> GNOME is as bad as Windows in this respect (panel is easily dragged to
>> the side of the screen [...]
> Same thing in KDE, and yes it has caused confusion with the relatives I
> support... It really is a stupid misfeature no matter how one looks at
> it. It is not like changing the panel location is so common operation
> that it needs such a shortcut.
And it appears that, at least in 4.3.74 (that is, current trunk), KDE4 no longer has that behavior (to move the panel to a different edge, you now have to explicitly request it).