He's not taking any action in any county other than Maricopa County. They're just in Hawaii looking for the bc.
ETA: This will probably only affect Maricopa County if Arpaio doesn't get sufficient proof. Unless he is working for the state and his findings affect the other counties.
You missed the part where the AZ secretary of state (Ken Bennett) has suspended putting BHO on the state ballot until he sees proof that doesn't look forged.
ΜΟΛΩΝ ΛΑΒΕ, we are the III%, CIP2, and some other catchphrase meant to aggravate progreSSives who are hell bent on taking rights away...