After 17 years with an iconic blue bird logo that came to symbolise the broadcasting of ideas to the world, billionaire Elon Musk has renamed Twitter as X and unveiled a new logo, marking a focus on building an “everything app”. On Monday, a stylised white X on a black background became the new logo on Twitter’s website although the blue bird was still seen on the mobile app. Since taking over Twitter in October, Musk has said he envisions an app that could offer a variety of services to users beyond social media such as peer-to-peer payments – an…