This book presents leading-edge research from across the globe in the field of computer science research, technology, the internet and applications. Each contribution has been carefully selected for inclusion based on the significance of the research to this fast-moving and diverse field. Some topics included are virtual applications in ENT medicine and for teaching surgery; genome web-browsers as critical bioinformatics tools; Ethernet networks; routers and networks with near-zero buffers; and augmented reality systems using 3D fiducial markers.