Rio is surely a serious contender for the most vexed Games, a giant party about to roll into a city that is falling apart all around it, its citizens demoralized and anxious and more than a bit rueful that their moment in the spotlight has come when they are so manifestly unable to benefit. “It’s a ridiculous feeling – like someone broke into my house to throw a party and didn’t invite me,” says Ms. Portilho, a 33-year-old fashion designer.