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“the cost estimate for installing new signals on the 12-mile-long piece of the Lexington Avenue line, at $3 billion” 15 years ago China built the 19 mile Shang
by melling 7y ago
“the cost estimate for installing new signals on the 12-mile-long piece of the Lexington Avenue line, at $3 billion”
15 years ago China built the 19 mile Shanghai maglev for $1.3 billion. Top speed is 268 mph.
https://en.wikipedia.org/wiki/Shanghai_maglev_train https://en.wikipedia.org/wiki/Shanghai_maglev_train