Last week, while checking out groceries at my local supermarket, I decided to play a little game called “How much will all of this cost?” Now I’ll admit that mental math isn’t necessarily my strong suit. But when my fairly modest grocery haul came to $104, as opposed to the$65 I’d calculated in my head, I figured I’d made a mistake and perhaps scanned a few items twice. Nope. Groceries really are that expensive these days. And it’s not just groceries. Just about every product under the sun seems to hav ...