Extensive discussion: <a href="https://news.ycombinator.com/item?id=6467379" rel="nofollow">https://news.ycombinator.com/item?id=6467379</a><p>Other posts:<p><a href="https://www.hnsearch.com/search#request/all&q=title%3Atessel&sortby=create_ts+desc" rel="nofollow">https://www.hnsearch.com/search#request/all&q=title%3Atessel...</a>