Iran and Russia also had reasonable laws once. Then things changed.
The problem is, you can't delete your old chats from the %EU_NSA_analogue%'s servers once they get there. The funniest part is, you might think that you are safe because that one sussy message was posted so long ago. Well, statutes of limitations are changed/ignored just as easily as any other law.
Maybe the way to go forward would be something in the vein of a book club? Delegating such a monstrous task to one person will just bury them in the sea of information, so parallelization looks like a good compromise (meet up once a week/month and share worthwhile books you have found).
Unfortunately, generation of garbage information can still far outpace such a system with few nodes...
In case with SD, you can download every version yourself. The main code is in git (you can go back to any point), and weights are versioned, I have every version saved, for example.
What are the odds that such an image (Dyson sphere for example) would actually be released? It's not like we have a raw feed from the Webb.
On the other hand, suppressing it doesn't make much sense either, since the age of such an object would only indicate that something was, rather than is.
Without being too much of a downer, neither can judges in most places. Source: personal experience in a country with "telephone law".