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Quantum computing has been a research and academic pursuit for decades, but it has been picking up buzz over the last few years as both big tech companies and smaller startups get into the space. The Australian government recently announced a $1 billion investment into quantum startup PsiQuantum, which gives us an excuse to talk about it.

What is quantum computing? Is it actually useful? Can I buy one? All will be answered, and more. WARNING: The words 'qubit' and 'entanglement' will be used.