> It's bad because it creates an incentive for the state to tax in a particular way that may not be optimal. Income taxes... But SALT isn't limited to income t

> It's bad because it creates an incentive for the state to tax in a particular way that may not be optimal. Income taxes... But SALT isn't limited to income taxes, it includes sales taxes (which you can more easily track with credit card purchases [than you could in the past]), property taxes, car registration taxes, etc.