Only a few companies are able to produce 2-nanometer chips, including Taiwan's TSMC, which dominates the industry. Taiwan's world-leading microchip manufacturer TSMC says it has started mass producing next-generation "2-nanometer" chips. AFP looks at what that means, and why it's important: What can they do? The computing power of chips has increased dramatically over the decades as makers cram them with more microscopic electronic components. That has bro