And we often see two of the same topics thriving on the HN front page.
Most often that would be a failure on our part. But it's good for the mods to fail sometimes.
Like, say, a submission on Jean-Michel Basquiat‘s art follow by a submission on the 27 Club.
Usually the best place for such links is in the comments of the existing thread.
Of course, once enough time has gone by, such links can become first-rate submissions in their own right!
And we often see two of the same topics thriving on the HN front page.