Every bank note is serialized.

If you’ve ever seen a rapid dollar bill counter for bundling at a bank, you can imagine a dollar bill/ID scanner providing nearly complete cash traceability.

You can run …

nostr:nevent1qqsrne2349kjz49n8nvkwscvtjlx5sddrh5n7535jy50r8meuh3rf2cnu7n8l