Twitter has appointed Elon Musk to its board of directors, just one day after the billionaire purchased a 9.2% stake in the social media company.Credit: TwitterIn a tweet on Tuesday, Twitter CEO Parag Agrawal said he was "excited to share" that Musk was joining the board, adding that "through conversations with Elon in recent weeks, it became clear to us that he would bring great value" to the Board."Read more