1. Loos argues that ornamentation is no longer organically related to modern culture and instead reflects earlier, less developed stages of human evolution. Ornamentation in the modern era is a sign of degeneracy or criminality.
2. He asserts that the drive to ornament in tribal societies and children is natural, but ornamentation in modern adults is unnecessary and holds back cultural progress. Plain, unornamented designs are preferable and a sign of an advanced culture and intellect.
3. Loos believes ornamentation wastes time and resources in production. Its elimination would reduce working hours and increase wages while still allowing for quality production. Unadorned, mass-produced goods are the hallmark of