Lovingly (and satirically) created by your friends at test double. Designed by Derek Briggs.
It's not meant to be serious, although I'm not sure what the point is.
Edit: It seems to be (perhaps unintentionally) clickbait for programmers. We can't seem to resist visiting a website that claims to rate our code quality.
Pretty sure it doesn't even make a network request-- looks like it just randomly generates each score, then stores them in local storage so that entering the same username more than once will give the same result.
Humorously I joked about it hitting HN during the talk, and then it actually did. We as developers can't resist something that'll quantify for us whether we're good at writing software, even when we know it's flawed.
Edit: It seems to be (perhaps unintentionally) clickbait for programmers. We can't seem to resist visiting a website that claims to rate our code quality.