The invention of the printing press lead to loads of violence in Europe. Does that mean that we shouldn't have done it?
The church tried hard to suppress it because it allowed anybody to read the Bible, and see how far the Catholic church's teachings had diverged from what was written in it. Imagine if the Catholic church had managed to effectively ban printing of any text contrary to church teachings; that's in practice what all the AI safety movements are currently trying to do, except for political orthodoxy instead of religious orthodoxy.
We can only change what we can change and that is in the past. I think it's reasonable to ask if the phones and the communication tools they provide are good for our future. I don't understand why the people on this site (generally builders of technology) fall into the teleological trap that all technological innovation and its effects are justifiable because it follows from some historical precedent.