Siemens published a study called "Pictures of the Future" in which it looks at services, technology, communications, transportation circa 2030. There are a few interesting insights, but it seems that like many other attempts at futurology, this one is too grounded in the present. Consider this tidbit: "Virtual reality: Using a VR headset and 3D joysticks, the person in the cafe joins the game against." Virtual reality through a headset is a recurring dream and may just as well happen one day, but joysticks are so today. How about manipulating computer game elements with brainpower? For a glimpse of the "real" future, check this "Extracting Video from the Brain" article.