Mann’s Eyetap is a predecessor to devices like Google’s Project Glass. He alleges the McDonald’s staff asked him to remove it on the grounds cameras were not allowed inside the restaurant. Mann produced a doctor’s note stating that the device could be worn at all times. After he sat down, Mann says staffers approached him tried to rip the Eyetap from his head, an act of violence made more disturbing by the fact that it is permanently attached to Mann’s skull and cannot be safely removed without special tools. – THEVERGE
This is kind of serious issue. I would hate anyone wearing Google Glasses device around me, and without knowing him, he could know everything about me. I am pretty sure, Google Glasses would raise serious privacy issues in public places for a lot of people.