If I live in Alaska, steal source code from somebody domiciled in UK, and then made numerous and continuous contacts with the UK from sales of my ill-gotten gains in the UK via software distributors, and even if I never set foot in the UK, you can be damn sure I can be hailed to court in the UK for ...

Personally, I am not going to sue anyone. Clearly Vas violated the Crafty license agreement since it is quite explicit in that any program using any of the Crafty code cannot then participate in any chess event, period. However, with no "physical damages" a legal action is just a way of giving a ...

Seems that Alan Sassler brought up this article back when Rybka/Strelka was in vogue: http://www.btlj.org/data/articles/21_04_04.pdf
Or in a nicer format (to me): http://www.cs.berkeley.edu/~tlavian/publications/article/Berkeley_Law_Journal_softwarecombinations060403.pdf

Dangerous Liaisons ...