How milk became bad

In Slate: Milk: How a Wholesome Drink Became a Villain; via Megnut.

For the record, I don’t particularly like soy milk myself; thinking that I might be developing a milk allergy, I tried goat milk last year. Bit gamey. I’ve found, though, that the trick is not to overdo it on the dairy: the days of quaffing two litres each day are clearly over.