A business-class problem, not an economy-class one. That was one description this week of the coronavirus in SA, where so far most of those infected have been affluent folk returning from skiing in Europe. No doubt it will get worse, possibly a lot worse in a country with a high rate of HIV, even though SA's youthful demographic may help to keep the mortality rate lower than in, say, elderly Italy. At least for now the weather is in our favour and we are in a bit of a bubble, insulated from the panic that has gripped the world...