This looks really cool, but I've flagged the submission.

> If your work isn't ready for people to try out yet, please don't put "Show HN" in the title. Once it's ready, come back and share it then.

> For example, blog posts, email signups, and fundraisers can't be tried out, so they don't count as Show HNs.

https://news.ycombinator.com/showhn.html

Ha, this would be pretty great. I was disappointed to see that it hasn't yet launched.