Just so everyone is aware, you don’t have to buy shredded US currency. If you go to the museum inside your local (local?) Federal Reserve branch, they give you

Just so everyone is aware, you don’t have to buy shredded US currency. If you go to the museum inside your local (local?) Federal Reserve branch, they give you a bag of it for free. I recommend going, if you’re ever in the vicinity of one. There will be all sorts of rare and obscure currency, plus odd things like stacks of $1,000,000 in various denominations for you to take photos with.