Most products are only seen by a fraction of the people who'd love them - not because they aren't great, but because distribution is exhausting. Relistd fixes that.
It's usually much better that the author post in HN. People expect to make to make technical questions and get answers directly, from the author. Specially if it's a "Show HN". https://news.ycombinator.com/showhn.html
Intriguing, but how will I know if this works? and would it just be 1 post on each of these sites once and I'd have to continuously pay?