Many people see adverts as the scourge of the internet but they remain the major, and in many cases, only, revenue stream for online media publishers. Another blow has been struck to online advertising recently, however, as a study has revealed how it could constitute for as much as 79 percent of the mobile data consumed by each web page. An average of 48% of our data is spent on ads The study, published by media research firm Enders Analysis in late April, suggested that, on average, almost hal...