How does Briana express the appeal of letter writing in the novel, Yours Truly?

From the text:

“Way better than text or email, like it had a different weight to it or something. There’s something about holding the paper in your hand, seeing the ink on the page, the press of the pen… It was a physical act. He couldn’t erase it if he made a mistake, he had to think about what he was going to say before he said it—or he said exactly what he wanted to and didn’t need to change it” (76).