It's good and bad, most of us can't build a car or a house, but we all need them. Most can't build a computer or the Internet, but we all use them.
Things evolve and get more specialist over time.
There has always been an interesting thread in science fiction which explores humanity loosing the skills to understand it's own technology and the subsequent collapse as a result.
The good news is somewhere this weekend, there's some guys cosplaying as iron age farmers who have built their own mud hut and are currently sitting around a fire they built themselves cooking the antelope they hunted with the spears they forged 😂