Iranians hate Arabs. They're a fairly well-educated population and they have centuries of experience with self-government.
They also explained how the sensors can monitor the levels of acetone on people's breath, and this can be used to tell people who suffer from diabetes when their next insulin shot is due. This is a more discreet method than what is currently on the market.
Along the borders to Ethiopia and Somalia, anarchy reigns, the police and military have retreated quite some distance.

