In early 2008, Diego Maradona —surprisingly slim and yet to be named coach of the Argentine national team — and a bunch of his former teammates enjoyed a kickabout against a Bolivian team of politicians and ex-players led by the country’s president, Evo Morales, in La Paz. The match was officially designed to raise money for flood victims in Bolivia, but Maradona was out to prove something else: that playing football at high altitudes wasn’t beyond the endurance scope of a professional footballer. If Maradona — he was 47 at the time — could last 90 minutes there, a modern-day