Dogecoin pops after Musk tweets about 'promising' system improvements (Update)

Elon Musk TV

Tesla Inc boss Elon Musk on Thursday denounced the "insane" amount of energy used to produce bitcoin, doubling down on his sudden rejection of the cryptocurrency as a means of payment over environmental concerns.

Musk, one of bitcoin's most ardent backers, tweeted a graph of bitcoin's power consumption and said: "Energy usage trend over past few months is insane." (https://bit.ly/33BYV8Z)