Photos: Texting turns 20
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Credit: Getty Images
WASHINGTON - JANUARY 29: U.S. President Barack Obama puts away his Blackberry on his belt as he returns to the Oval Office at the White House January 29, 2009 in Washington, DC. Obama attended a class presentation at his daughters Sasha's school, Sidwell Friends School in Bethesda, Maryland. (Photo by Ron Sachs-Pool/Getty Images)
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