Obviously we have to take this figures at face value but they make for interesting reading and gets one thinking about this. There has to be some gender preferences.
"While both sexes equally appreciate the efficiency and convenience of email, women are more likely than men to value the medium for its positive effects on improving relationships, expanding networks, and encouraging teamwork at the office."
He gathered his numbers from a report by PEW Internet and was written by Deborah Fallows, a senior research fellow - sounds impressive.
The 54-page report can be seen here.