It seems counterintuitive to suggest that Maine needs another government entity to focus on the state’s substance abuse crisis. So far, the state’s government, as a whole, has done a poor job of addressing the rising toll — both human and financial — of the epidemic. Instead of helping people, the LePage administration has erected barriers and insulted overdose victims. But this inaction and even steps backward are good reasons for a new, coordinated cabinet-level focus on substance-use disorder. That’s the thinking of Rep.