It's an easy problem that doesn't really require a solution. It doesn't really help with costs, so there's no hurry, and it's a political quagmire. So it just

It's an easy problem that doesn't really require a solution. It doesn't really help with costs, so there's no hurry, and it's a political quagmire. So it just did not happen. (WIPP kind of happened, and is happening, but it's for non-commercial nuclear waste.)