The irresistible madness of Boca Juniors

“Boca Juniors storm beaches. They plant their flags and wade through water. ‘The biggest popular movement on the planet’ is how they define themselves — and when they move, they move. They occupied Copacabana before the 2023 Copa Libertadores final against Fluminense. A sunburnt kid leant out of the crowd, his hair wet and eyes clear. His father had sold his motorbike so they could be there. The boy had also given up his PlayStation to pay for the journey to Rio de Janeiro. They didn’t have match tickets but they didn’t care because...