Hello !! Welcome to Crypto Billionaire With Maddy. instagram - @iammadhavbhatia . Twitter Chief Executive Officer (CEO) Elon Musk has often made headlines for bringing new policies and changes to the micro-blogging site since taking over in October last year. Continuing with this, the 51-year-old billionaire yet again brought a new update to Twitter, and this time he changed the iconic 'blue bird' logo with the "doge" meme of the Dogecoin cryptocurrency. The 'doge' meme features the face of a Shiba Inu. #dogecoin #elonmusk #twitter #cryptocurrency