I referring to the title of the <i>submission</i> (notable because it&#x27;s not the title of the <i>article</i>, which is against HN guidelines), which is currently &quot;Fake Facebook accounts can be detected by when they post and the vocabulary used&quot;.  I assume the top-level comment was referring to that as well.  My comment up-thread was really mean to address that while it&#x27;s true that knowing things with absolute certainty is hard, that shouldn&#x27;t excuse us from making sure our claims aren&#x27;t overly broad given the experiment and results.