Sometime on Jun 7, DB cobbled together some glyphs to say:
I think you mean Expose (see Mac OS X). Expose is merely a way to mke up for the lack of real virtual desktops, and make it look pretty at the same time.
Seriously, this is merely an isue of learning an interface. Cloning the design ideas of Mac OS or Windows isn't necessarily a good thing.
Yeah, that's why Novell did it for Gnome. See XGL.