Previous discussions:<p><a href="https:&#x2F;&#x2F;news.ycombinator.com&#x2F;item?id=8729762" rel="nofollow">https:&#x2F;&#x2F;news.ycombinator.com&#x2F;item?id=8729762</a><p><a href="https:&#x2F;&#x2F;news.ycombinator.com&#x2F;item?id=10077187" rel="nofollow">https:&#x2F;&#x2F;news.ycombinator.com&#x2F;item?id=10077187</a>