@michaelgemar @nev Doesn't need to be convincing - the paper cites The Association of Commercial Banknote Issuers: "banks will only reimburse you with the face value of a damaged banknote if you still have at least half of the banknote and visible serial number".
They might be real mad about it though.
@jonty @nev I wonder if a note intentionally shredded by the government to take it out of circulation is legally considered โdamagedโโฆ