Power corrupts, and PowerPoint corrupts absolutely
Here's what the Brits can do to you if they decide they don't like you for some reason. From the Joint Threat Research and Intelligence Group (JTRIG):
Nice, huh? No reason to think "our" own guys aren't doing just the same thing, of course. Or, if "today is Obey The Law Day," outsourcing to the JTRIG.
NOTE It continues to boggle my mind just how many sucky PowerPoint presentations exist in the world.