 Carola Bauer states that the "butch-femme" couple dynamic discussed above became essential in the commercially published fiction of the 1990s.McLelland says that authors are "interested in exploring, not repudiating" the dynamics between the "seme" and "uke".The possibility of switching roles is often a source of playful teasing and sexual excitement for the characters, indicating an interest among many genre authors in exploring the "performative nature" of the roles.