In Always On, Naomi S. Baron reveals that online and mobile technologies--including instant messaging, cell phones, multitasking, Facebook, blogs, and wikis--are profoundly influencing how we read and write, speak and listen, but not in the ways we might suppose. Baron draws on a decade of research to provide an eye-opening look at language in an online and mobile world. She reveals for instance that email, IM, and text messaging have had surprisingly...