> 2) More importantly, why would Microsoft need to prove google is also using clickstreams? Microsoft does not believe using clickstreams is wrong. If they can

> 2) More importantly, why would Microsoft need to prove google is also using clickstreams? Microsoft does not believe using clickstreams is wrong. If they can make Google a hypocrite, the issue goes away. that's motivation enough for Bing to investigate the Google side (though I doubt they'd find much).