Diffusion is the process by which an innovation or technology is communicated through different channels, over a longer period of time in a social system. Diffusion describes how innovation spreads through time.Adopter Categories: Four Stages of DiffusionPeople can be divided into five categories describing how innovative they are and where they fit into the timeline when it comes to adopting innovation. The five categories are “Innovators”, “Early Adopters”, “Early Majority”, “Late Majority”...