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A couple have existed, with mixed criticism: https://news.ycombinator.com/item?id=21706289 https://news.ycombinator.com/item?id=21706289 https://news.ycombina

by KMnO4 6y ago

A couple have existed, with mixed criticism: https://news.ycombinator.com/item?id=21706289 https://news.ycombinator.com/item?id=21706289 https://news.ycombinator.com/item?id=21057684 https://news.ycombinator.com/item?id=21057684