The Evolution of Punctuation
While texting and the Internet have led to various linguistic shortcuts for teens (and even their parents), most of us engage in “code-switching,” shifting between different modes of speech and writing.
This is, for now, our language…and if we take liberties by writing on a screen or talking in face time rather than face-to-face, we are sustaining a tradition of a thousand years of re-inventing English. (The New Yorker)