WAFI. (What a frickin' idiot.)
Maybe the flight stabilizers on the Gulfstream just need to be replaced.
Note that its called "climate change" these days, instead of Algore's "Global Warming?" Gives these lemmings an out when we're knee-deep in ice 20 years from now!
I was going to suggest we might be better off spending half a billion dollars to buy them new jets if that would make their ride smoother.