We're kind of getting off track here, but a 3-lb tin of preground coffee is not going to taste very good by the time you finish it, if it ever tastes good at al

We're kind of getting off track here, but a 3-lb tin of preground coffee is not going to taste very good by the time you finish it, if it ever tastes good at all. It's pretty likely to be low-quality and stale before you even pull it off the shelf.