1. The widening gap between rich and poor in the United States will result in violent conflicts. We will witness lone-wolf shootings in affluent neighborhoods t

1. The widening gap between rich and poor in the United States will result in violent conflicts. We will witness lone-wolf shootings in affluent neighborhoods targeting rich people. 2. Disease outbreaks will become a bigger problem because of denser human populations. 3. SpaceX will take passengers around the moon but not to mars. 4. Electric, self-driving capable cars will be everywhere.