"Failed" isn't the binary you're trying to make it. Yes, the towers failed to survive serious damage. But the 40,000 more deaths would have been "socioeconomi

"Failed" isn't the binary you're trying to make it. Yes, the towers failed to survive serious damage. But the 40,000 more deaths would have been "socioeconomic trouble", in spades. Even by your own chosen measure, the survival for an hour was a partial success.