I suppose it's sentimentality. If you watch TNG (which is difficult nowadays -- it's so far out of time), the writers made some interesting observations.
We now have the capability to ask the computer for information (Google), the ability to send each other messages (email), and we can verbally ask the computer questions (Siri). Touch interface (iPhone). These are landmark achievements, and they were all predicted by a show which ended in 1994, before the advent of the internet. The technology predictions have generally been on-point, and it seems like a useful metric for how far humanity can progress.