These are what we call the 'YMMV items.' Things that some people find in this work. We call them 'your mileage might vary' because not everyone sees these things in the same way. This starts discussions in the trope lists, a thing we don't want. Please use the discussion page if you'd like to discuss any of these items.
Science Marches On: The trilogy takes place in the early 2000s, and features things like nanotech construction and a gloves-and-goggles VR Internet, though he did do a pretty good job with discussion boards, virtual stars and internet fandom.