Lets not wax philosophical here and try to have an honest bipartisan discussion for a change.
The first judiciary act of the Untied States contained the "saving to suitors" clause which provided a common law remedy where the common law was competent to give it.
That statute I posted is not outdated and you can get a certified copy from your local repository right now.
It must be maintained in order for congress to be in harmony with the judiciary. Since law and equity has been blended this is really hard to spot these days.
currency doesn't necessarily fail the intrinsic test and the real catch-22 is that if you pay your tax bill with a silver dollar worth 17 fed notes the irs will only credit you one credit.
legal tender is not lawful money.
shall we continue?