05/18/2009
https://www.congress.gov...
"We need to learn these lessons like today and then apply them today so that we can avoid and mitigate what looks to me like being another very concerning surge."
"Bitcoin takes 500,000 times more energy to verify a payment compared with a Visa transaction."
"Cryptocurrency is increasingly a real concern also as a driver of global emissions, and this clearly is not sustainable."
"They are there to protect consumers and the integrity of our financial systems."