Healthcare costs in the US are large, about 1/6th of the whole economy.
They are much, much lower in other countries (2-3 times lower).
The results are comparable.
It is insanity to stick with our system. It will destroy American competitiveness. It is economic suicide.
And then there is the case made above, which in and of itself should convince anyone that morally we have to do it.
It is a rare time when both moral and economic imperatives align. In this case they do.
Perhaps those special breed of fanatics can delay this for, say, another decade. It is estimated 18,000 died in 2000 due to lack of insurance so that would round out to about a fifth of a million people (you can see the whole report online: http://books.nap.edu/openbook.php?record_id=10367&page=1).