Ironically, old.reddit.com appears to be (partially) working right now:
https://www.reddit.com/r/DataHoarder/comments/142l1i0/archiv...
https://old.reddit.com/r/DataHoarder/comments/142l1i0/archiv...
https://www.reddit.com/r/DataHoarder/comments/142l1i0/archiv...
https://old.reddit.com/r/DataHoarder/comments/142l1i0/archiv...
Not for me.