WITH the increasing spread of the electronic age into all spheres of our lives,it comes as no surprise that print media publications have generally taken a knock in sales over the past few years.People have turned from subscribing to newspapers and buying books to purchasing e-books and surfing the Internet,and now,learning online has become a more convenient and efficient option.These changes pose great challenges to the online sharers of information;while consumers are becoming more and more cautious when paying for knowledge.