It means you can only sell the product on a case-by-case basis, and it does not scale. Author: scalable. One book can be sold to 1 person or 1,000,000 with lit

It means you can only sell the product on a case-by-case basis, and it does not scale. Author: scalable. One book can be sold to 1 person or 1,000,000 with little extra work. Barber: non-scalable. One haircut can be sold to 1 person, but not 2 people without doubling the amount of work.