That first link is confusing; it seems to say they ended up removing the pages not because of a legal threat but because of robots.txt “automated”. If archive.

That first link is confusing; it seems to say they ended up removing the pages not because of a legal threat but because of robots.txt “automated”. If archive.org can be manipulated to remove content either via legal threats or simple robots.txt it loses a significant portion of its societal value.