2) If you cut corners, as Obama implied, by using existing infrastructure, you come out with a system that will do 90-mph max, and will gum up existing freight traffic, which is much slower.
"Since Japan introduced high-speed bullet trains, passenger rail has lost more than half its market share to the automobile.
Since Italy, France, and other European countries opened their high-speed rail lines, rail's market share in Europe has dwindled from 8.2 to 5.8 percent of travel.
If high-speed rail doesn't work in Japan and Europe, how can it work in the United States?
As megaprojects—the California high-speed rail is projected to cost $33 to $37 billion—high-speed rail plans pose serious risks for taxpayers.
Costs of recent rail projects in Denver and Seattle are running 60 to 100 percent above projections.
Once construction begins, politicians will feel obligated to throw good taxpayers' money after bad.
Once projects are completed , most plans call for them to be turned over to private companies that will keep any operational profits,while taxpayers will remain vulnerable if the trains lose money.Web Link