The president also pointed out that although the United States is separated by two oceans from most of the rest of the world, a global economy renders those geographic distinctions moot.
One form of the technology can read 30 notes a second, although the tags have to be separated from each other by a distance of at least 2cm to reduce interference.
The Shooter and his wife are separated, Bronstein wrote, although they live in the same house -- "on very friendly, even loving terms" -- to save money.