The chaos and cacophony of bazaars have a life-affirming quality. Walking through a Delhi bazaar last week, chatting with friendly shopkeepers and roadside merchants and revelling in the warm glow of traditional India, it was impossible not to feel optimistic about the country’s prospects. Recall that, in 2020-21, India’s economy, still recovering from an unwarranted demonetization, contracted by 7% as …