Earlier quoted context omitted.
30 years ago in order to navigate somewhere you had to ask someone for directions and write down notes. If you missed a turn, god help you. We fundamentally move through the world vastly differently thanks to digital maps. Many people (and in a few years, the majority) are doing so in cars that use electric motors instead of internal combustion engines. One way to tell whether you're in an 80s house would be to look…
With regards to books, this is such a weird take - high quality, well curated books had (and have) such a density of good information, that a stack of paper had all the information you could possibly look on a given for in a concise, reliable manner. For example, when I tried picking up electronics as a curious high-schooler, I managed to pick up a clearance sale copy of The Art of Electronics - it had all the inform…
You can find The Art of Electronics on the internet... And you can put it on an old tablet with dozens of other reference books.