The Economist paints a stark picture of the future of nuclear power in this article:
The capital costs are HUGE and I suspect they may be correct in their assessment unless we have major shift in government policy to support nuclear.
As I recall, the latest budget proposals in the US proposes to cut a bunch of nuclear R&D that could potentially reduce the cost of these reactors. This whole thing might go the way of the hydrogen fuel cells..
In other news, the EPA is continuing to backpedal on any attempt to regulate GHGs: