Since
https://news.ycombinator.com/item?id=29838197 was posted a couple days ago as a Show HN, I've put that one in the second-chance pool (
https://news.ycombinator.com/pool, explained at
https://news.ycombinator.com/item?id=26998308), so it will get a random placement on HN's front page. I hope that's ok!