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This collaboration is only available in the U.S and in Canada I read.
Anyway, yahoo and bing are probably plotting to overthrow google which will never happen.

Google is the best in every aspect. There is nothing worthwhile in yahoo except Yahoo answers which is the only thing I like about it.

There is no doubt about that, people prefer and love google. Why?
Because it is fast, uncomplicated and relevant and it has a simple layout that is not shocking or something that makes your head...