All countries I checked (Germany, France, Canada) seem to have similar requirements. WIPO claims that this is the case in the majority of countries (https://www.wipo.int/documents/d/copyright/docs-en-registrat...).
Thus, most books should not be at risk of getting permanently lost due to these practices.
This is Anna's Archive (ab)using a current controversy (which I think is based around emotional appeals and distorted facts to create outrage over a non-issue) to tongue-in-cheek advertise their open pirate library.