Elon Musk laid out his idea for a new blockchain-based social media platform to his brother Kimbal in private texts: ‘This could be massive’ Elon Musk told his brother he wanted to build a blockchain-based social media platform, texts reveal. Twitter expressed concern in the past that Musk could use its internal data to build a competitor. The texts were made public in the discovery process during Musk''s court battle with Twitter. Elon Musk shared an idea for a potential Twitter competitor with his brother Kimbal Musk ahead of offering to purchase the company, according to a series of private texts that were released amid Musk''s court battle with Twitter. "I think a new social media company is needed that is based on a blockchain and includes payments," Musk texted Kimbal Musk on April 10, the same day he announced he would no longer be joining Twitter''s board of directors. The billionaire had outlined his idea for the social media company the day before. "I have an idea for a blockchain social media system that does both payments and short text messages|links like Twitter," Musk texted Kimbal Musk on April 9. "You have to pay a tiny amount to register your message on the chain, which will cut out the vest majority of spam and bots.