Unable to communicate the dynamic aspects of speech, such as intonation and tone of voice

Attempts to overcome this deficiency with the help of emoticons, or “smileys”, such as :-) and :-(

Permits people to manipulate the written language in the ways not possible before, such as to interpolate responses into an email or to cut and paste from one document to another

Allows to interpolate text and graphics (pictures, photos, animation, video clips)