Different article about same topic, discussed 10 days ago: https://news.ycombinator.com/item?id=20113174 https://news.ycombinator.com/item?id=20113174 Also, a

Different article about same topic, discussed 10 days ago: https://news.ycombinator.com/item?id=20113174 https://news.ycombinator.com/item?id=20113174 Also, another brand promoting this concept 4 years ago: https://news.ycombinator.com/item?id=9908665 https://news.ycombinator.com/item?id=9908665