Vocabulary
quantum – 量子;
mechanics – 力学;
septillion – 10垓（がい）; 10の24乗（非常に大きな数）;
Nvidia – エヌビディア; 世界的な半導体企業で、特にGPU（グラフィックス処理装置）で有名;
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Quantum computing is a new technology that uses quantum mechanics to solve very difficult problems. It is much more powerful than regular computers. For example, Google showed a quantum chip that solved a problem in just five minutes, while the world’s fastest supercomputer would take 10 septillion years to do the same task.
However, quantum computers are not ready for everyday use yet. They are very expensive and difficult to build. Scientists need to improve both the hardware and software before they become useful.
Experts have different ideas about when quantum computers will be ready. Some believe we will see 5,000 quantum computers by 2030, but useful ones may not come until 2035 or later. Nvidia’s CEO thinks they will be ready in 2045, but Microsoft believes they may come much sooner.
Quantum computing is growing fast, but we still need time before it becomes part of our daily lives.
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