Delhi is one of the world's great cities of becoming — a place that has reinvented itself so many times across its long history that the question of what it is becoming now carries particular weight. As India's economic rise accelerates and its global footprint expands, some of Delhi's boosters have begun asking a question that would have sounded absurd a generation ago: could this city become, in some meaningful sense, a capital of the world?

The question is not primarily geographical or administrative. It is about the concentration of cultural, economic, and intellectual activity that makes some cities magnets — places that draw talent, capital, and ideas from everywhere and send them back transformed.

Delhi's boosters point to real evidence. The city's middle class is growing faster than almost any comparable urban population in the world. Its cultural production — film, music, design, literature, cuisine — is accelerating in ways that are beginning to register internationally. Its universities are producing graduates whose ambitions are increasingly global rather than local.

Its detractors point to equally real evidence. Delhi's infrastructure struggles under the weight of its growth. Its air is among the most polluted in any major city. Its inequality is stark and spatial in ways that make claims about its cosmopolitan potential feel premature. The governance that would need to match the aspiration remains, in many domains, underdeveloped.

Cities rarely become what they are trying to become on a schedule. They become what they are through accumulation — of decisions, investments, people, and accidents. Delhi is accumulating at remarkable speed. Whether that accumulation adds up to the kind of city its most ambitious residents imagine is a question its next generation will answer.