Share.. I came across this novel idea when looking for shopping advice. Say you have a buy-one-get-one-free deal at a supermarket. These happen often enough. The thing is, it’s not exactly buy-one-get-one-free. It’s more like buy-two-for-the-price-of-one, because, let’s face it, you can’t just buy one and then stuff the other one in your pants and [...]

