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Americans are getting more familiar with tablet computers and e-readers, with a new study out today from the?Pew Research Center’s Internet & American Life Project indicating that 29 percent of Americans now own at least one of the gadgets.

Among the injured, two are in serious condition. The local fire department has sent rescuers to the scene.

Amid all this, several interesting insights have been plucked from cold market data.

Amazon’s growth in Bellevue is another example of the tech giant spreading out its resources. There’s also HQ2 in Northern Virginia and Amazon’s network of engineering outposts around the U.S. However, despite all this growth around the nation, Seattle remains the mothership, with Amazon holding close to 13 million square feet of current and future space — more than four times its Bellevue footprint — housing more than 50,000 employees.

Amazon’s digital brain, Alexa, uses Wikipedia as one of many sources to answer questions. Amazon said the Alexa team and the Wikimedia Foundation share a similar goal: making it easier to locate and share information.