Very fair points. Peter Thiel actually argues the slowdown began in 1970, which would capture nearly every technology mentioned. The period of comparison is r

Very fair points. Peter Thiel actually argues the slowdown began in 1970, which would capture nearly every technology mentioned. The period of comparison is really the start of the industrial revolution until the 1970's. This 100 year period was dramatic, and arguably, we are not matching it right now with our rate of progress outside of information technology.