>you can't practically recover what was written on it. Keyword: Practically. In theory, the information is in the mixed up ashes though. Thus, the information

>you can't practically recover what was written on it. Keyword: Practically. In theory, the information is in the mixed up ashes though. Thus, the information is not lost, just scattered and made inconvenient. If you dropped the ashes in the black hole, the ashes would go into the same state as if you dropped ashes of a paper with different text on it - in other words, it's literally unrecoverable.