Security Concerns Dampen Obama's High-Tech Habits

President Obama is the first true gadget geek to occupy the Oval Office, and yet his eagerness to take part in the personal technology revolution is hampered by the secrecy and security challenges that are daily requirements of his job. What counts as must-have features for many people — high-definition cameras, powerful microphones, cloud-connected wireless radios and precise GPS location transmitters — are potential threats when the leader of the free world wants to carry them around.