How many? None. That's how many.
Then you're proven wrong. A few have already moved. And the bulk of the internal conversation among the others right now is where to move to.
I'd like to believe it's true. I'm very sympathetic to the goals and values expoused by the Free State Project people. I'd like to believe that UFO's exist too.
But I can't. The FSP, like Leprechauns, are an agreeable fiction.
But they're not real.