The media the world over is driven primarily by the quest to push certain agendas which in the short or long run make an impact on the economic bottom line. In the West, for instance, the media is polarized along the two broad ideological lines of conservatives and liberals with their journalists having sturdy views on either side before they become journalists. This explains why the movement from one media house to the other has an unwritten rule of it being regulated by ideological biases.
