Facebook's Cryptocurrency Project Diem to Come to an End

Ari Redbord, head of legal and government affairs and TRM Labs, joins Cheddar News to discuss why Facebook is ditching its crypto project and what that means for the space.
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Can NYC Finally Cool Its Subway?
Why is the NYC subway platform so hot? One rider built his own sensor network to find out. We explore the geothermal fix the MTA is piloting right now.
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