Well, I would argue a clear precedent dramatically lowers the cost of defending yourself as well. Instead of a team of lawyers to finesse obscure complicated p

Well, I would argue a clear precedent dramatically lowers the cost of defending yourself as well. Instead of a team of lawyers to finesse obscure complicated points and amassing huge quantities of research and evidence it just comes down to a simple well established point of law: the stuff is not copyrightable (I'd agree doesn't help so much with patents, which aren't affected by precedent in this case).