Feb 23, 2018 03:44:04 AM by Ravindra B
"Over the lifetime of this clock, the United States won't exist," Bezos explained to Wired back in 2011.
"Whole civilisations will rise and fall. New systems of government will be invented. You can't imagine the world – no one can – that we're trying to get this clock to pass through."
Feb 23, 2018 05:06:42 AM by Pat M