Daphne Bramham: Another thing we don't need? Plastic, single-use coffee pods

In 1998, Keurig launched what seemed like a niche-market device that brewed a single cup of coffee using a K-Cup, which has come to be known as a pod.
The machine punctures the aluminum lid of a plastic container filled with grounds, streams hot water through it, and out comes coffee.
For a while, nobody paid much attention. Six years ago, only 15 per cent of Canadians owned a machine that used the pods, and that was double the percentage of Americans who thought it was a good investment or a go