There’s a discussion of the tool over on Hacker News where they’ve decided that this tool isn’t sensitive enough to bullshit.
For what it’s worth, the Twitter Certified Products Announcement scored a 0.44 on the Bullshit Index:
Something’s getting a bit fishy. You probably want to sell something, or you’re trying to impress somebody. It still may be an acceptable result for a scientific text.
Hacker News is right. This thing is way too nice.