Looks like I'll be reading a long time today because that's thorough and well-done. Also another link on the Geo Investors home page about this very same situation. Put that home page in my favorites. Will be reading that one as well.
Fusion is the ultimate answer.
But at present, there are two sides to this picture. I know them both well and understand both. More thoughts on this subject, please. For some excellent leisure reading of fine short stories by my many talented contributors, see link below.