If searching for gender differences presupposes that there are differences, what else can be said about the relationship of gender and language use? Why study the relationship at all? What use is it ?

Studying gender and language use helps us understand how social identity influences communication.
Language reflects cultural norms and power relations between men and women.
Men and women may use language differently to express identity or build relationships.
These differences can reveal social expectations and stereotypes.
Research can show whether such differences are natural or socially constructed.
It also helps identify inequality in communication, such as who talks more or interrupts more.
Understanding this can improve gender equality and mutual understanding.
It can help teachers, employers, and media use language more fairly.
Studying this topic deepens our knowledge of how language shapes society.
In short, it connects language, culture, and social behavior.