What's up with the over-use and obsession on acronyms in American business and professional culture?

[youtube http://www.youtube.com/watch?v=YZbDhMuU85U&w=600&h=315] I take business school classes right now, and b-school students notoriously love the acronym, so some of these examples I'm going to delightfully pepper throughout this post are probably irrelevant to the broader world, but eh ... you win some, you lose some. Last night I was in a class an…