IEEE Spectrum: The "Briefing" - The author apologizes for his role in unleashing Viewgraphs upon the world. He also has a solution - "Bull Hockey", a form of lingo bingo.
And where are these VU graphs and their successors, the Powerpoint presentations unleashed in the most hideous ways? In meetings. 4.34 hours a week of them if you're an average man, according to a recent survey. See Endless Meetings: The Black Holes of the Workday.