Beijing Subway--which barely existed 20 years ago--is now the world's busiest; has pretty wild rolling stockpic.twitter.com/8YRyt1KQSZ
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interesting....always sounded like getting rights/etc in High-density NE US was what drives up $ of expansion, not a prob there
NE US is not very high density by Asian standards, nor very pro-labor by Euro standards, yet more expensive than both
corruption, incompetence, and extravagance are the main cost inflators in American subway construction
ah good points - forgot I think I got that from IYI @asymmetricinfo
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