If it's beneath Google to complain about Microsoft riding on its coattails for the highly valuable "long tail" of queries, surely it's beneath Microsoft to sue Android manufacturers for competing in the smartphone space?
http://www.ft.com/cms/s/2/8b1ecaa2-cdb2-11df-9c82-00144feab4...
Would it have been better if Google had jumped straight to the questionable lawsuit part, like every other company seems to do when threatened on its own turf?