After a stunning performance in Argentina’s come-from-behind win against England, 39-year-old Lionel Messi secured the defending World Cup champions their second final in a row – much to the delight of organizers. Taking note of Messi’s star power, the US bent the rules to include him on the Inter Miami side in the Club World Cup last year. In this edition we ask: what legacy will there be for the biggest World Cup ever, with its three countries, 64 teams and record-smashing ticket pricing?