Whenever research is brought forward that merits one of those "Is that right?!" responses it's worth looking into. I guess it's the Internet's equivalent of riding by a car wreck, you know you shouldn't look but you do anyway. Well, a study by USC's Annenberg School for Communication & Journalism shows that despite the immense popularity of Twitter there are 0% of people surveyed who would pay to use the service. Yup, zero percent.