You can’t get riper nerd schadenfreude from anywhere but a bad powerpoint competition.
There are some real horrors at that link, but they unfortunately miss a trick: the greatest suffering is not inflicted by the single slide, but by the endless flood of one bad slide after another.
I have suffered through a presentation by Kent Hovind: 3 hours nonstop, and over 700 slides. My brain yet bears the awful scars.