Massive discussion here:<p><a href="https:&#x2F;&#x2F;news.ycombinator.com&#x2F;item?id=10562207" rel="nofollow">https:&#x2F;&#x2F;news.ycombinator.com&#x2F;item?id=10562207</a><p>Also submitted:<p><a href="https:&#x2F;&#x2F;news.ycombinator.com&#x2F;item?id=10567561" rel="nofollow">https:&#x2F;&#x2F;news.ycombinator.com&#x2F;item?id=10567561</a> (now deleted)<p><a href="https:&#x2F;&#x2F;news.ycombinator.com&#x2F;item?id=10565577" rel="nofollow">https:&#x2F;&#x2F;news.ycombinator.com&#x2F;item?id=10565577</a> (now deleted)<p><a href="https:&#x2F;&#x2F;news.ycombinator.com&#x2F;item?id=10561347" rel="nofollow">https:&#x2F;&#x2F;news.ycombinator.com&#x2F;item?id=10561347</a> (still active)