About safe&#x2F;undefined etc I think it has been answered before (there are probably more places): <a href="https:&#x2F;&#x2F;news.ycombinator.com&#x2F;item?id=9643690" rel="nofollow">https:&#x2F;&#x2F;news.ycombinator.com&#x2F;item?id=9643690</a><p>Personally I am quite sick and tired of that particular &quot;take&quot; on Nim - why not for once criticize other parts of the language? :)