For years, the "technology" of cases remained static. They were written documents consisting of text, tables, and illustrations. Today, however, information and communication technologies are transforming cases—and with them, the processes of class preparation and discussion—in ways that produce greater realism, engagement, and interaction. The business school has invested heavily in "multimedia" cases. (via: harvardmagazine.com/2003/09/casing-the-future.html)