This article also says " According to this study, the Social Media Marketing role is integrated into the marketing tasks of a professional. A significant 64% of marketers are using social media for 6 hours or more and 37% for 11 or more hours weekly. But this percentage is increasing. Nearly 19% of marketers spend more than 20 hours each week on social media."
It used to be said that if you spend too much time in marketing its not working, but it seems with social media the opposite is true.
