Humans will evolve. Some will keep trying to think more. Many others won't. I'm not sure this is that different from previous disruptive tech in that regard.
It could be that AI is the tool the world needs to solve problems the world governments have been deadlocked to solve in the past 50 years.
It could be that AI is the tool the world needs to solve problems the world governments have been deadlocked to solve in the past 50 years.