For relaxation I play Go, one of the few things I've shown any sign of aptitude for. I have also wasted considerable time trying to write a Go playing program since the early 1990s. As a confession that I have wasted so much time here here are some pages on my current effort.
|BGA||British Go Association - I think I'm still a member|
|GoGoD||Very useful collection of Go games|
|SGF||Smart Game Format - file format for holding game records|
|Sensei's Library||Good material here|
|GTP||Go Transfer Protocol for communication between computer programs|
|SmartGo||SmartGo is a Go program with nice features|