A Google logo is seen through windows of Moscone Center in San Francisco during Google's annual developer conference, Google I/O, in June. Google is one of several major tech companies known for the "acqui-hire."
September 24, 2012 Tech companies like Google, Facebook and Zynga are on a shopping spree. They're buying small startups with innovative products and apps. But many times the buyers don't care about what the small companies were producing. They just want the engineers.
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