From pop-up selfie cameras to foldable display phones, you may think that you have seen it all and there is nothing left to amaze you. But what if we told you that Vivo is working on a new project that may leave you speechless. The new Vivo phone will have a detachable pop-up selfie camera. Yes, you read that right. As per the company, the new concept is called Vivo IFEA. As per the Vivo…