New ask Hacker News story: When you watch a PowerPoint presentation, what do you hate

When you watch a PowerPoint presentation, what do you hate
4 by Balanceinfinity | 5 comments on Hacker News.
I'm not looking for citations to how to make a great presentation, I'm asking for something more focused: when you watch someone in your field do a presentation, what specific things either about the slide or the talk irk you?