<p>➀ Physicists demonstrated a quantum computer with over 3,000 qubits operating stably for two hours without data loss, leveraging exponential computational potential of qubits; </p><p>➁ The breakthrough used optical lattice conveyor belts and neutral atoms, enabling continuous atom reloading (300,000/sec) to maintain qubit stability; </p><p>➂ The system achieved over 50 million atomic cycles with new error-correction techniques, advancing scalable quantum processors for practical applications.</p>