Sometimes I think we're alone. Sometimes I think we're not. In either case, the thought is staggering. ~ R. Buckminster Fuller
BTW, I thought you had me on ignore? I mean you seem to put everyone on ignore that doesn't follow your line. Of course the funny thing is you so called "put me on ignore" even though I didn't vote for Obama but just called you out on your right wing nonsense.
Oh well, whatever floats your boat.
Precedence has little to do with constitutionality. Institutional racial segregation had lots of precedence but ultimately was found to be unconstitutional.
Precedence is a basis for legal argument but does not make for a guaranteed free ride.