Just noticed that this other project popped up a few hours after with a slightly different approach on the same question. <a href="https:&#x2F;&#x2F;news.ycombinator.com&#x2F;item?id=11053525" rel="nofollow">https:&#x2F;&#x2F;news.ycombinator.com&#x2F;item?id=11053525</a>