Quite believable. They are probably paid very well, plus there is no bigger incentive to get everything right than the possibility of being arrested or erased if you don't.
I started a coffee cup collection for all the schools my kids went to, until one went to Europe where the schools don't sell swag. I still want an Auburn cup, but those are tres expensive.
A cemetery near me has a row of eight little tombstones from the 1860s, all from the same family, all six years old or younger. They didn't all die in the same year, so that's years and years of sorrow represented.
You may think "short time," but that was 41 years ago! Things haven't really changed that much. Today, any judge would know what an arcade game is (more so than a young person), but try explaining to a judge in his/her 60s what an NFT is, and you'll see the same confusion.