I'm not sure you can mimic pg's ability to inspire, even in a theatrical setting. That being said, I'm sure it's an enjoyable show, for those who know who he is.
(I think I did this for my "Why I Stick With Perl" conference talk. Instead of trying to sell Perl to people that have no liking of Perl, I tried to sell it more strongly to people that already like it a little bit. The result is a sense of well-being and a strong community.)
I was going to say, "I think this is rare", but I guess everything is like this. Fox News spins their articles to the right to make their viewers happy. The New York Times is a bit on the liberal side, which appeals to its liberal readers in a way that pure neutrality wouldn't. "A spoonful of sugar helps the medicine go down."?