I was prompted to make this post here due to reddit's lack of diagrams, but I think one of AlphaGo's most important contributions to modern opening theory is often overlooked with all the direct 3-3s nowadays, and that's how patient white can be (with the 7.5 Chinese komi). Exemplified by this white shimari for move 6 often seen in the Master games, rather than the prior human moves of splitting (a) or approach(b more active, more popular in 2010s) to immediately break up black's side.

Click Here To Show Diagram Code

[go]$$c Corners are bigger than sides
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$$ | . . . 3 . . . . . a . . . b . . . . . |
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$$ | . . 5 . . . . . . . . . . . . . . . . |
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$$ | . . 4 , 6 . . . . , . . . . . 2 . . . |
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