People just blindly extrapolate. Things that are down: math and language skills, transportation speed, life expectancy. Things that are up: manufacturing costs,

People just blindly extrapolate. Things that are down: math and language skills, transportation speed, life expectancy. Things that are up: manufacturing costs, mental health conditions, incarceration rates. Batteries and rockets are better, but well below expectations. CPU performance is well below expectations. Parallel computing improvements are satisfactory, I suppose.