the fifth and last group of the adopter categories and the diffusion process of new products, services, or ideas, i.e., those individuals who are extremely slow to adopt a new product and do so only after the innovators, early adopters, early majority, and late majority; since they are individuals steeped in tradition and intent on shunning a new product because “what was good enough in the past is good enough now.” Acceptance of a new product is often the result of the unavailability of its predecessor. See adoption process, adopter categories, adoption curve, diffusion process, innovators, early adopters, early majority, and late majority.