China’s benchmark share index, the Shanghai Composite, dropped 1.1% on Wednesday — leaving it nursing losses of 22% from its most recent high, extending the bear market it entered at the beginning of the week.
After a few quiet years, the hype around quantum computing is reaching a new crescendo. Quantum supremacy now feels like an achievable goal. Among the large tech firms, IBM — and specifically the IBM Q lab — has long been at the forefront of the quantum revolution. Last year, the compa…