In the business world, the phrase "death by PowerPoint" refers to a professional presentation during which the speaker numbs the audience with far too many PowerPoint slides, often crammed with far too much detail. In the US military, particularly after the Iraq war, "death by PowerPoint" may acquire a much different connotation.
Here's a lovely slide used by Joint Task Force IV to explain how "Phase IV" in Iraq was s'posed to work:
At this point our telecom courses use Powerpoint as well, though I hope the slides are never this difficult to gestalt, even when super technical (well, maybe the H.323 block diagram is just as ugly). And as a customer once told me, "Todd, it's only training," so the consequences of misunderstanding our content in class ain't as significant.