Overhead projectors and PowerPoint tend to leave no traces; instead give people paper, which they can read, take away, show others, make copies, and come back to you in a month and say “Didn’t you say this last month? It’s right here in your handout.” ... A paper record tells your audience that you are serious, responsible, exact, credible.
—Edward Tufte sounds off on PowerPoint.
“Add to shopping cart.”
—Edward Tufte engages in e-commerce.
* * *