There is also the “turn 3 by 3” mode! Please see https://news.ycombinator.com/item?id=40726628 https://news.ycombinator.com/item?id=40726628, just below in this

There is also the “turn 3 by 3” mode! Please see https://news.ycombinator.com/item?id=40726628 https://news.ycombinator.com/item?id=40726628, just below in this thread.