This sounds a bit to Keynes in 1930 predicting we will work 15 hours a week in the future. I don't know what is going to happen, but less young people and an e

This sounds a bit to Keynes in 1930 predicting we will work 15 hours a week in the future. I don't know what is going to happen, but less young people and an ever-increasing age in the general population requiring services doesn't sound so good of a combination. Even if your metric "how many hours does a person need to trade to get a particular product or service" goes down.