Jonathan Prynn Most cities count themselves lucky if they excel in one field of enterprise. ButLondonis different. Fromfinanceto filmmaking, from AI to architecture, the capital ranks as the most important, or among the most important, metropolises in the world across a unmatched range of commercial endeavours. FINANCIAL SERVICES It may be New York's turn to be at the absolute pinnacle of the global league table for financial mega-hubs, but London runs it a very close second.