"In the early days, I might have gotten on stage and begun to sing as a desperate attempt to communicate, but now I found that singing was both a physi...

Powerpoint presentations are a kind of theater, a kind of augmented stand-up. Too often it's a boring and tedious genre, and audiences are subjected to the bad as well as the good.
Powerpoint presentations are a kind of theater, a kind of augmented stand-up. Too often it's a borin...
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