Quote:
Originally Posted by dzvero
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To me it's another "pie in the sky". They are like "super cars" of road construction. It's cool and fancy but not practical. The reason China can do it is because their labor cost is so low - not has anything to do with their technological advantage. It's just another "pet project" for foreign investors.
It's similar to high speed train. The reason we don't have it here is because the cost does not justify the benefits.