I guess they gave up the idea of suing because they were unlikely to win. Even if Bing was directly scraping Google's results from Bing's servers, it's iffy bec

I guess they gave up the idea of suing because they were unlikely to win. Even if Bing was directly scraping Google's results from Bing's servers, it's iffy because robots.txt is not something that's enforceable, and listings of things are not copyrightable. See http://en.wikipedia.org/wiki/Feist_v._Rural http://en.wikipedia.org/wiki/Feist_v._Rural