TOKYO -- Nippon Telegraph and Telephone will open up a prototype quantum computing system for public use over the internet for free starting Nov. 27, the company said Monday, as Japan joins China and the U.S. in the race to develop the world's most advanced computers.
Quantum computers take advantage of the strange physical phenomena occurring at extremely small scales. The international rush to develop the technology comes as limits emerge to speeding up and reducing the power consumption of existing semiconductor-based computers. Quantum tech offers advantages in both areas.
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