Submitted and discussed extensively a year ago:<p><a href="https://news.ycombinator.com/item?id=10736584" rel="nofollow">https://news.ycombinator.com/item?id=10736584</a> (52 comments)<p>... and three years ago:<p><a href="https://news.ycombinator.com/item?id=7815190" rel="nofollow">https://news.ycombinator.com/item?id=7815190</a> (58 comments)<p>... as well as a couple of other occasions:<p><a href="https://news.ycombinator.com/item?id=10702563" rel="nofollow">https://news.ycombinator.com/item?id=10702563</a><p><a href="https://news.ycombinator.com/item?id=10369728" rel="nofollow">https://news.ycombinator.com/item?id=10369728</a><p>That doesn't mean it's a bad article, but if you're interested then you might like to read what HN readers have said about it in the past.