File photo of U.S. President Barack Obama reading his own tweet on a screen during his first ever Twitter Town Hall in the East Room at the White House in Washington

 
File photo of U.S. President Barack Obama reading his own tweet on a screen during his first ever Twitter Town Hall in the East Room at the White House in Washington
U.S. President Barack Obama reads his own tweet on a screen during his first ever Twitter Town Hall in the East Room at the White House in Washington in this July 6, 2011 file photo. In the 2008 presidential race, Barack Obama was famously effective in using new technologies to raise money, mobilize voters and target his message of change. Republican political operatives, some with deep financial backing from the billionaire Koch brothers and others, are unleashing about a half dozen major projects that take advantage of advanced database technologies to manage campaigns and target voters with personalized messages. To match story USA-POLITICS/KOCHS, moved May 17, 2012. Picture taken July 6, 2011. REUTERS/Larry Downing /Files (UNITED STATES - Tags: POLITICS SCIENCE TECHNOLOGY)