Documentation of GUI software needs pages of screenshots and text to describe
 procedures that, on the Web, are encapsulated in links that can be published,
 bookmarked, and e-mailed. A GUI that doesn't embrace linking can never be truly
 rich.

[http://www.infoworld.com/article/03/10/17/41OPstrategic_1.html Strategic Developer; How rich is the rich GUI?] By  Jon Udell.