Earlier quoted context omitted.
Microsoft do NOT steal Google's search results. They use clickstream data from Bing toolbar users to improve their search results. What happened is that Google engineers engineered a use case, in which signal from those clickstream appear like a stealing of search results. Or in other words, Microsoft uses Google users behaviour in their ranking algorithm. But that's not unethical, and Google is doing the same thing.
My issue with it is this: Had Google not created a better algorithm would those users be clicking on those links? If Google shut down today would Microsoft be able to associate those sites with the search terms? I should think the answer to the above is 'no' in both cases, which is why this is cheating. It's probably not illegal, but I find the practice to be unethical. Ask yourself this: If Google shut down today, w…
In any case, for all you know, if everyone started using the Bing Toolbar, it may provide better clickstream data, causing more relevant Bing results.