I don't think this qualifies as a Show HN. "Off topic: blog posts, sign-up pages, newsletters, lists, and other reading material. Those can't be tried out, so

I don't think this qualifies as a Show HN. "Off topic: blog posts, sign-up pages, newsletters, lists, and other reading material. Those can't be tried out, so can't be Show HNs. Make a regular submission instead."