I don’t reencode anything, I keep the raw bdmv rip and remuxed mkv for jellyfin. Even if the difference is imperceptible, as long as I have the storage space there’s no reason to spend time fiddling with conversion when it can only make things look worse.

And if attestations are rate limited then a grace period until they can get enough attempts in to be confident.

If sites are expected to accept opted-out clients because they might just be randomly non-attested, why wouldn’t the hackers and fraudsters just opt out of attestation?