A teacher in Summit County told me he drives 90 minutes each way to get to his classroom. Not because he wants to. Because there is no home he can afford within 40 miles of the school where he teaches. He loves his students. But he’s thinking about leaving. He is not alone. When I talk to Coloradans who work in resort towns – home health aides living in Eagle on multi-years-long childcare waiting lists, families in Glenwood Springs caring for an…