Yep copyright is an annoying minefield of rules-by-enforcement, you don't know until you are legally served. Maybe I should have made that more clear in my orig

Yep copyright is an annoying minefield of rules-by-enforcement, you don't know until you are legally served. Maybe I should have made that more clear in my original comment. My point was that copyleft has instead of clearing some of the mines, just littered the field with MORE mines.