I saw in this question: https://drupal.stackexchange.com/q/183716/28275 that the user [Nathan Follmer][1] post a comment in the question, but the user have 1 reputation. And the comment begin with: 

> I can't comment yet, ...

But the comment is posted

 

[![enter image description here][2]][2]

It is normal?


  [1]: https://drupal.stackexchange.com/users/55216/nathan-follmer?tab=topactivity
  [2]: https://i.sstatic.net/0I15g.png