It's worse than the move played. Consider the follow up after I hane as in the diagrm:
9 is my sente with the move I played, it is gote with the other move. Note that I have connected underneath - I don't need to atari. If I play the snapback, this sequence is no longer sente for me, and takes less points:
$$c 2 tenuki
$$ ---------------------------------------
$$ | 2 . . . . . . . X X X . . . . . . 1 . |
$$ | . . . . . . . X O O X X X X X X X O 9 |
$$ | . . . O O . O O O . O O X O O 8 O O . |
$$ | . O X O X O . . . O 6 3 O 0 O 7 O X X |
$$ | . O O X X X X X X . . 4 5 O O X X . . |
$$ | O X X . X . O O X X X X X O X . X X X |
$$ | . O . X . X O . O . O O O X X X . . . |
$$ | O X X X . . O O O . . . . O O O X . . |
$$ | . O O X O O . . X X O . O . O X . . . |
$$ | . . X . X X X X X O . . O . X X . . . |
$$ | . . X X O . . . O O . O X X . . . . . |
$$ | . . . X O . X . . . O X O . . . X . . |
$$ | . . . . . O O . . . . X O . . . . . . |
$$ | . X X X X X O . O . O O X X . . . . . |
$$ | X O O X X O . . . . O X . X . X . . . |
$$ | . O . O X O . O . , O X X O X , . . . |
$$ | . O . O X O X . . O . O O O X . . . . |
$$ | . . O O X X . O . . . . O X X . . . . |
$$ | . . . . . . . . . . . . . . . . . . . |
$$ ---------------------------------------
$$ ---------------------------------------
$$ | 2 . . . . . . . X X X . . . . . . 1 . |
$$ | . . . . . . . X O O X X X X X X X O 9 |
$$ | . . . O O . O O O . O O X O O 8 O O . |
$$ | . O X O X O . . . O 6 3 O 0 O 7 O X X |
$$ | . O O X X X X X X . . 4 5 O O X X . . |
$$ | O X X . X . O O X X X X X O X . X X X |
$$ | . O . X . X O . O . O O O X X X . . . |
$$ | O X X X . . O O O . . . . O O O X . . |
$$ | . O O X O O . . X X O . O . O X . . . |
$$ | . . X . X X X X X O . . O . X X . . . |
$$ | . . X X O . . . O O . O X X . . . . . |
$$ | . . . X O . X . . . O X O . . . X . . |
$$ | . . . . . O O . . . . X O . . . . . . |
$$ | . X X X X X O . O . O O X X . . . . . |
$$ | X O O X X O . . . . O X . X . X . . . |
$$ | . O . O X O . O . , O X X O X , . . . |
$$ | . O . O X O X . . O . O O O X . . . . |
$$ | . . O O X X . O . . . . O X X . . . . |
$$ | . . . . . . . . . . . . . . . . . . . |
$$ ---------------------------------------
- Click Here To Show Diagram Code
[go]$$c 2 tenuki
$$ ---------------------------------------
$$ | 2 . . . . . . . X X X . . . . . . 1 . |
$$ | . . . . . . . X O O X X X X X X X O 9 |
$$ | . . . O O . O O O . O O X O O 8 O O . |
$$ | . O X O X O . . . O 6 3 O 0 O 7 O X X |
$$ | . O O X X X X X X . . 4 5 O O X X . . |
$$ | O X X . X . O O X X X X X O X . X X X |
$$ | . O . X . X O . O . O O O X X X . . . |
$$ | O X X X . . O O O . . . . O O O X . . |
$$ | . O O X O O . . X X O . O . O X . . . |
$$ | . . X . X X X X X O . . O . X X . . . |
$$ | . . X X O . . . O O . O X X . . . . . |
$$ | . . . X O . X . . . O X O . . . X . . |
$$ | . . . . . O O . . . . X O . . . . . . |
$$ | . X X X X X O . O . O O X X . . . . . |
$$ | X O O X X O . . . . O X . X . X . . . |
$$ | . O . O X O . O . , O X X O X , . . . |
$$ | . O . O X O X . . O . O O O X . . . . |
$$ | . . O O X X . O . . . . O X X . . . . |
$$ | . . . . . . . . . . . . . . . . . . . |
$$ ---------------------------------------[/go]
9 is my sente with the move I played, it is gote with the other move. Note that I have connected underneath - I don't need to atari. If I play the snapback, this sequence is no longer sente for me, and takes less points:
$$c 2 tenuki
$$ ---------------------------------------
$$ | 2 . . . . . . . X X X . . . . . . 1 . |
$$ | . . . . . . . X O O X X X X X X X O O |
$$ | . . . O O . O O O . O O X O O 8 O O X |
$$ | . O X O X O . . . O 6 3 O . O 7 O X X |
$$ | . O O X X X X X X . . 4 5 O O X X . . |
$$ | O X X . X . O O X X X X X O X . X X X |
$$ | . O . X . X O . O . O O O X X X . . . |
$$ | O X X X . . O O O . . . . O O O X . . |
$$ | . O O X O O . . X X O . O . O X . . . |
$$ | . . X . X X X X X O . . O . X X . . . |
$$ | . . X X O . . . O O . O X X . . . . . |
$$ | . . . X O . X . . . O X O . . . X . . |
$$ | . . . . . O O . . . . X O . . . . . . |
$$ | . X X X X X O . O . O O X X . . . . . |
$$ | X O O X X O . . . . O X . X . X . . . |
$$ | . O . O X O . O . , O X X O X , . . . |
$$ | . O . O X O X . . O . O O O X . . . . |
$$ | . . O O X X . O . . . . O X X . . . . |
$$ | . . . . . . . . . . . . . . . . . . . |
$$ ---------------------------------------
$$ ---------------------------------------
$$ | 2 . . . . . . . X X X . . . . . . 1 . |
$$ | . . . . . . . X O O X X X X X X X O O |
$$ | . . . O O . O O O . O O X O O 8 O O X |
$$ | . O X O X O . . . O 6 3 O . O 7 O X X |
$$ | . O O X X X X X X . . 4 5 O O X X . . |
$$ | O X X . X . O O X X X X X O X . X X X |
$$ | . O . X . X O . O . O O O X X X . . . |
$$ | O X X X . . O O O . . . . O O O X . . |
$$ | . O O X O O . . X X O . O . O X . . . |
$$ | . . X . X X X X X O . . O . X X . . . |
$$ | . . X X O . . . O O . O X X . . . . . |
$$ | . . . X O . X . . . O X O . . . X . . |
$$ | . . . . . O O . . . . X O . . . . . . |
$$ | . X X X X X O . O . O O X X . . . . . |
$$ | X O O X X O . . . . O X . X . X . . . |
$$ | . O . O X O . O . , O X X O X , . . . |
$$ | . O . O X O X . . O . O O O X . . . . |
$$ | . . O O X X . O . . . . O X X . . . . |
$$ | . . . . . . . . . . . . . . . . . . . |
$$ ---------------------------------------
- Click Here To Show Diagram Code
[go]$$c 2 tenuki
$$ ---------------------------------------
$$ | 2 . . . . . . . X X X . . . . . . 1 . |
$$ | . . . . . . . X O O X X X X X X X O O |
$$ | . . . O O . O O O . O O X O O 8 O O X |
$$ | . O X O X O . . . O 6 3 O . O 7 O X X |
$$ | . O O X X X X X X . . 4 5 O O X X . . |
$$ | O X X . X . O O X X X X X O X . X X X |
$$ | . O . X . X O . O . O O O X X X . . . |
$$ | O X X X . . O O O . . . . O O O X . . |
$$ | . O O X O O . . X X O . O . O X . . . |
$$ | . . X . X X X X X O . . O . X X . . . |
$$ | . . X X O . . . O O . O X X . . . . . |
$$ | . . . X O . X . . . O X O . . . X . . |
$$ | . . . . . O O . . . . X O . . . . . . |
$$ | . X X X X X O . O . O O X X . . . . . |
$$ | X O O X X O . . . . O X . X . X . . . |
$$ | . O . O X O . O . , O X X O X , . . . |
$$ | . O . O X O X . . O . O O O X . . . . |
$$ | . . O O X X . O . . . . O X X . . . . |
$$ | . . . . . . . . . . . . . . . . . . . |
$$ ---------------------------------------[/go]
-
, Black has
as a later follower.
has
responds at 5.