A good actor, however, does not read his script aloud while the audience reads it silently.
I get dissatisfied course evaluations, mostly for offering open-ended questions on assignments and examinations, or for grading harshly.
I do not recall an evaluation suggesting that I convert everything to a slide show and make the slides available on line.
Go to slide 4, read and understand.
The most important part of a presentation is ...
what is not committed to pixels.