Elon Musk lashes bitcoin's 'great cost to the environment', sending prices falling 14 May, 2021 12:05 AM 3 minutes to read Musk is the first non actor or non athlete to host Saturday Night Live since Donald Trump spearheaded the satirical sketches in 2015. Video / NBC Musk is the first non actor or non athlete to host Saturday Night Live since Donald Trump spearheaded the satirical sketches in 2015. Video / NBC news.com.au By: Alexis Carey Billionaire Elon Musk has stepped up his attack on bitcoin, posting a string of critical tweets yesterday which sent prices crashing. Taking to Twitter, the 49-year-old Tesla CEO shared a graph which showed bitcoin's electricity usage had soared during 2021.