I just had another cluster of deleted comments reappear, this time all that had been posted in r/Unexpected, which leads me to suspect this is happening on a pe

I just had another cluster of deleted comments reappear, this time all that had been posted in r/Unexpected, which leads me to suspect this is happening on a per-subreddit occurance, perhaps as a side effect of some other subreddit-specific shenanigans that reddit is doing.