Curren and Seaton argued that when media industries are owned by a select few individuals with disproportionate power, the audience are not only given straightforward and manipulative ideological perspectives, but also a less interesting, more generic product.
While C&S primarily criticised the concentration of traditional print media, this situation has only become intensified through the convergence of digital technology. Organisations like Facebook are financially incentivised to share vast amounts of garbage 'news' to it's approximately 2 billion active users, with little accountability.
In the exams, you may well be asked something along the lines of "how have factors of ownership shaped [this media product]"? So do you know who made it? Why they made it? Are they indie or major? Who financed it? Who buys it? What messages are spread through the product? And why?
Check out this Twitter thread from US politician Alexandria Ocasio-Cortez, who points out the need for an alternative, a range of challenging, independent news sources.