I have a folder full of secrets, in large QR format, in a safe. Various keys, password, account details. Takes a few seconds to make and when it was needed - to

I have a folder full of secrets, in large QR format, in a safe. Various keys, password, account details. Takes a few seconds to make and when it was needed - totally worth all the little minutes it took to build the storage when it saved my bacon those few times.