Maryland made national news recently for a "rain tax" to start July 1. The tax, an unfunded mandate originating with the Environmental Protection Agency and cemented by the state legislature and governor last year, means homeowners, businesses and nonprofits in certain counties will pay a fee based on the amount of "impervious surfaces" on their property. It is supposed to raise about $482 million annually. Satellite imagery will help counties comply with the law, designed to reduce runoff into the Chesapeake Bay. Call it the 'Drones for the Bay' program. The "Free State" is a Petri dish for progressive causes...