Quantum computing has long felt like a never-ending episode of Tomorrow’s World — a sci-fi future of incredibly high-performance computing that never actually arrives. Well, it’s definitely not fiction any more.
Quantum computing is here. The Ministry of Defence has its own quantum computer; businesses can rent quantum computing time from companies such as Amazon and Microsoft today; Intel — the company that likely made the processor inside the laptop on your desk — is building its own quantum processors.
