Using the Dashboard
Since the first demonstrations of Dashboard, Apple has been referring to it as “Exposé for Widgets!” and has even gone so far as to include Dashboard preferences within the Exposé panel. Considering that we had Hide All before Exposé, I can only wonder if Apple would have been calling it an equally meaningless “Hide All for Widgets!” if it were introduced a few years ago.
What does Exposé have to do with Dashboard? Nothing, other than they both turn your screen slightly dark and won't let you interact with any active applications.
What Is Dashboard?
Dashboard is a modern implementation of “lite” applications—Desk Accessories as they were called in 1984. These miniature applications are now called widgets and run on a layer ...