Found out by happenstance that these tours are $5,000 per person. ($6,300 or so if you're traveling alone and want your own room.)
That wouldn't include airfare, either.
So, Zahi is staying busy...and rolling in the Benjamins, or, rather, the Sphinxes...
I find it amusing that for his standup, they tried to crop around his head so they could pump up the sky and make it look pleasantly blue. There's almost never a sky that blue over Cairo.