On Sunday, 16. September 2007, Jos Poortvliet wrote:

> Sorry, that's a bit unfair, but we all KNOW changing the whole window
> on window switch is painful. So what do we do? We can't change the
> windowdecoration's colour, and only greying out text and buttons might
> be to subtle. Is there no way to change the window's look, without
> doing heavy I/O or cpu stuff?!?

One solution would be to let kwin do the effect via compositing. Compositing 
can run locally, so network I/O is minimal. 

Greetings,
Dirk