I think we should really just let the helicopter fetishists set up their separate state somewhere. They think they're the biggest badasses out there, and who am I to correct them? Let them discover on their own what happens when your independent, tax-free republic gets visitors who aren't as peaceably minded as the refugees and others are.
ISIS or whatever comes after them would take one look at ANCAPistan and go "sweet, free land run by a bunch of Edgelords. Don't mind if I do."