Why are the users of this site not using this site? We cannot open a "Game of Go" site until we're sure there's a critical mass of users ready to participate, a healthy community and subject matter worth devoting the resources of an entire site to serve... We had 260 users who committed to using...

In the following sequence, what is black's best response if white plays around A or B? I always seem to come out behind in these types of invasions. $$ ------------------------- $$ . . . . . . . . . . . .- $$ . . . . . . . . . . . .- $$ . . 5 . b . 1 2 . . . .- $$ . . , . a . 3 . O . . .- $$...

Here is an purely hypothetic situation, it's the early fuseki, but after a fight in this corner white has to live. Should he play a or b ? $$ White to play $$ - . . . . . O . . $$ - X X X X . . . . $$ - O O O X O O . X $$ - O X O O X . . . $$ - X b O O X X X . $$ - . O . a Q Q X . $$ - - - - - ...