Microsoft Admits $6.2 Billion Invested in Online Display Worth Nothing TodayMicrosoft has written off nearly the entire value of aQuantive, the ad tech company it bought for $6.3 billion in 2007. The aQuantive deal was Microsoft's biggest acquisition until the company bought Skype for $8.5 billion last year. It came, too, at a heady time for tech acquisitions. Google had just bought DoubleClick for $3.1 billion, part of a years-long effort to build out the pipes of online
Microsoft Files Patent to Serve Ads Based on Mood, Body Language
