Microsoft Launches Windows 8, Yahoo! Buys Stamped: Tech Biz Update

Microsoft Corporation (NASDAQ:MSFT) has officially launched Windows 8 at an event in New York which was not all that heavy in new details. The reviews are now on in earnest, such as that by David Pogue, who is not impressed by the firm’s efforts to fuse two UIs. He remarks in part that, “TileWorld is fantastic for touch screens… Desktop Windows is obviously designed for the mouse… you can’t live exclusively in one world or the other.”

Vringo (AMEX:VRNG) shares are moving up while its infringement trial against Google (NASDAQ:GOOG) goes forward. On Wednesday, Vringo requested that jurors be told to ignore cross-examination testimony from its own witness concerning a patent licensing arrangement between The Walt Disney Company (NYSE:DIS) and Google. Later on the same day in a mid-trial report, SA‘s Steve Kim contended that Vringo has established a prima facie case for infringement, subsequent to the testimony of a liability expert, but cautioned that Google is ready to bring out its own experts.

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Yahoo! (NASDAQ:YHOO) purchases Stamped, the developer of a mobile application which permits users to recommend their favorite items to friends and in return receive commendations. Chief Executive Marissa Mayer has declared goals of enhancing her company’s mobile position, while concentrating upon smaller deals that add engineering talent, so this current acquisition fits right in. For its part, Stamped says that its application will be discontinued by the end of 2012.

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