VIDEO: Inside Bitcoin’s Energy Consumption Problem

South African-born American entrepreneur, Elon Musk recently expressed concerns about the environmental cost of Bitcoin.

“Cryptocurrency is a good idea on many levels,” read a statement shared on his Twitter feed.

“We believe it has a promising future – but this cannot come at great cost to the environment.”

So how bad is Bitcoin for the planet? And does Musk’s radical U-turn mark the beginning of the end for the crypto revolution?