Some slang is so natural to the common folk that everybody forgets to explain:
so the Super key is what in that M$ world is called the windows key.
So for example GnomeDo is activated by Super + Space..
(GnomeDo: http://do.davebsd.com/ Video tutorial )
STumbling In Linux Land, STupid and Unlucky Pablo? The tribulations and happy discoveries of a Linux former Newbie, now bit more experienced user