A billion operations per second isn't cool. Know what's cool? A million billion operations per second.
That's the promise of a new computing technique that uses laser-light pulses to make a prototype of the fundamental unit of computing, called a bit, that could switch between its on and off, or "1" and "0" states, 1 quadrillion times per second. That's about 1 million times faster than the bits in modern computers.
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