I had a philosophy prof that would put up his lecture on (relatively) dense slides and then proceed to stand in front of the slides (not looking at them) and gi

I had a philosophy prof that would put up his lecture on (relatively) dense slides and then proceed to stand in front of the slides (not looking at them) and give the whole talk exactly as the text on the slides. It was quite amazing. And since he wasn't actually reading them, it was a good presentation.