Question

In this excerpt from "Totally like whatever, you know?" elongated hyphens are most likely used for what purpose?

"Declarative sentences—so--called
because they used to, like, DECLARE things to be true, okay,
as opposed to other things are, like, totally, you know, not—
have been infected by a totally hip
and tragically cool interrogative tone?"

Answer 1

for using different words to mean almost the same