via: cnn.com One of the more striking things about holding a new iPhone model is how your old iPhone, which seemed perfectly sleek and adequate just an hour earlier, can suddenly feel slow, clunky and heavy. It’s a neat trick, one that Apple is betting on to help it ship new units to existing iPhone […]

PALO ALTO, Calif.  — Facebook is trying to make it easier for people to share their updates selectively and draw distinctions between friends, family members and co-workers on the Web’s biggest social hub. Mark Zuckerberg, Facebook’s founder and CEO, unveiled the latest changes today at a press conference that marked his first public appearance since […]