How deadly or not that modern arms were in Revolutionary times isn’t the point. The point is that the people had, and have, the recognized right to be as well armed as their servants in the government.
So....the people that banks think will have trouble paying back loans, so that they wouldn’t make the loans, but are still forced to make the loans by the goobermint, aren’t making their payments.
It’s obvious that this problem is caused by racist white banks (probably Jewish to boot).
That would be huge! Together with an explicit list of thousands of laws that rely on Wickard for existence and are therefore null and void, so that a Wickard challenge to each and every law doesn’t have to work its way thorough the system, times thousands, and each one remain presumptively valid till they make it all the way.