[jcranmer]

It's possible to see it as not wildly overvalued if you think that they will hold significant market share in all of those different markets.

That said, it's still hard to see how they can get there, considering that at present, they are the smallest mass-market car company by volume (if you want to call them mass market), a non-entity in the energy business, and a small player in an oversaturated solar market--and the synergy between solar and car manufacturing doesn't really exist.