VIRTUAL REALITY：What is Virtual Reality? How it's Used and How it Will Evolve

virtual reality   virtual piano Virtual reality, or VR, is a simulated three-dimensional 3D environment that lets users explore and interact with a virtual surrounding in a way that approximates reality, as it's perceived through the users' senses

virtual VIRTUAL ý nghĩa, định nghĩa, VIRTUAL là gì: 1. almost a particular thing or quality: 2. created by computer technology and appearing to exist…. Tìm hiểu thêm

bitcoins are a form of virtual currency Virtual currencies have recently become one of the most popular topics in the media. This paper focuses on economic aspects of Bitcoin, being an attempt to answer the question if Bitcoin can