What was fun was how the author just expanded on current technology. Today, virtual reality is pretty much a bust but augmented reality is starting to make in-roads into the gaming world and everyday apps.
Wikipedia describes Augmented Reality like this:
Augmented reality (AR) is a live, direct or indirect, view of a physical, real-world environment whose elements are augmented by computer-generated sensory input such as sound, video, graphics or GPS data. It is related to a more general concept called mediated reality, in which a view of reality is modified (possibly even diminished rather than augmented) by a computer.
onto the real world.
It was all very cool and the characters could, and often did, take off their glasses just to look around and see where they were in the real world. The beauty of the world was the blending of the real with the virtual and just how authentic each one really was.
It all comes to a thrilling conclusion on the high seas!
Lots of fun.
Schroeder's website is HERE.