http://www.newsweek.com/elon-musk-agrees-talk-bitcoin-twitter-ceo-jack-dorsey-spacex-tesla-1604060 > Elon Musk and Jack Dorsey may soon be having a conversation about bitcoin after a tongue-in-cheek interaction between the two on Twitter. > The two are known to have differing views on the world's largest cryptocurrency. Dorsey, the CEO of Twitter and the payment company Square, is a strong bitcoin supporter, telling attendees at the Bitcoin 2021 Conference earlier this month: "I don't think there is anything more important in my lifetime to work on."