The power being of face-to-face
Once upon a time I had to make a presentation to a large group. Nervous, I'd been provided with all the props, and I attempted to do it that way, but I felt I was losing my audience. I said, "Excuse me," shunted all the equipment aside, then faced them all, talked and gesticulated. Despite the subject being very technical, it went well from that point onward. Yeah, ditch the PowerPoint, and ditch projectors, white boards and all the other things that come between you and your audience. You don't need them; you need personal contact.
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