keybinding in xfwm4 and windows keys

[Peter Humphrey]

Brian J. Tarricone wrote:

> the windows key is a *modifier* key.  You can't use it alone as a shortcut
> key.  You can only use it in combination with others, [as] you'd do with
> ctrl or alt.  So you can set "windows+F2", but you can't set "windows".

Interesting. Which bit does it flip? And how does Windows manage to make it 
operate alone?

-- 
Rgds
Peter Humphrey