[mda]

Because they blatantly scraped Google. Funny thing was how all Ms employees parroted the same PR bullshit at the time.

[throwawaykf02]

As linked above:

http://searchengineland.com/bing-why-googles-wrong-in-its-ac...

This is from the same site that published Google's original accusations, so I think it's less likely that it's a PR piece.

See also the sibling discussion with jmillikin.

[mda]

"We’re not copying but watching users". Heh.