I wondered aloud to Renae why in our society the greatest sums of money tended to accrue from the sale of the least meaningful things, and why the dramatic improvements in efficiency and productivity at the heart of the Industrial Revolution so seldom extended beyond the provision of commonplace material goods. ... I told Renae that our robots and engines were delivering the lion's share of their benefits at the base of our pyramid of needs, that we were evident experts at swiftly assembling confectionery and yet we were still searching for reliable means of generating emotional stability or marital harmony.