The truth is that nobody ever really cared about anyone else, but social norms kept people in line and slow communications made it hard to organize. The internet taught everyone that they're always right, and it's ok to argue about anything and everything with as mich vitriol as one could muster. It also allowed the worst among us to organize and communicate easily. COVID showed us how much people truly don't give a shit about almost everything until it's truly a disaster for them personally.
60 year old house. They used to use this stuff called "no corrode" pipe for sewage. It was made of tar and straw and had around a 60 year service life. Mine finally collapsed, backed up and caused $30k of damage to my basement + 25k cost to dig up my back yard to replace it.
The point of the first three books was that arbitrary rules like the three laws of robotics were pointless. There was a ton of grey area not covered by seemingly ironclad rules and robots could either logicically choose or be manipulated into breaking them. Robots, in all of the books, operate in a purely amoral manner.
They make chips that do super complex math really really fast. They also make super fast networking gear to allow a crapload of them to do super complex math together
Digimon cannon parity