Yabai Basura: I'm confused. If + B5B6A3A5B3A6 or + A3B5A5A6B3
White easily gains two eyes and leaves black worse off than simply closing up at B2 and H2. Why bother with the ko? Unless white makes a big mistake black loses points and has to use several moves cleaning up the mess. Am I missing something?
Sadaharu: It seems like you don't understand the concept of Ko. Black is supposed to find a ko threat elsewhere and take back.
I'm confused. If + B5 B6 A3 A5 B3 A6 or + A3 B5 A5 A6 B3 White easily gains two eyes and leaves black worse off than simply closing up at B2 and H2. Why bother with the ko? Unless white makes a big mistake black loses points and has to use several moves cleaning up the mess. Am I missing something?