“The best time to plant a tree was 20 years ago. The second best time is now.” Origin uncertain, usually attributed as a Chinese Proverb.
Wednesday, 4 November 2015
Lots of bits
Approximately 100 billion optical components would be required to make a practical, fault tolerant, quantum computer that uses light to process information. This is the conclusion of a recent publication which calculated that the number of components for a photon-based computer would be five orders of magnitude larger than for a matter-based processor.