Are email and SMS forms of writing or speech? This question cannot be answered easily because their registers are hybrid; they make use of both orality and literacy. This book offers an accurate placement of emails and text messages along the written/spoken continuum. Emails and text messages are also compared to letters and phone calls while a closer comparison of SMS and telegrams shows how far text messaging can be regarded as a renaissance of telegrams. Attention is further paid to multimedia messaging and questions concerning the proportion of image to text, picture categories as well as MMS dialogues are approached. The book finally comments on