News Summary

• Quantum computers run on qubits (bits of quantum information), and the hard part is not the number needed, but how to control them.
• Quantum computers need to manage tens of thousands to millions of qubits at once, each with its own wiring.
• Governments need to fund long-horizon science that no company will pay for and help to identify what is worth buying.
• Companies speed the process along and universities train the next generation.
• Quantum technology can spread that fast because it builds off investments in chips and artificial intelligence.