Earlier quoted context omitted.
It doesn’t go away, it’s just not public. This is to comply with copyright law. It’s still safely stored on disk.
Okay, if they have no choice in it then I understand. But as for keeping a copy on disk that practically no one can ever see, to me that strikes seems like a distinction without a difference.
AFAIK they're thinking of the historical record for future generations, and present access is a sacrificeable side benefit.