There are many vaild points you can write if you agree with the
question.
Give as many examples as you come across from the net, newspapers,
etc.
U can also compare the media before and today and maybe what you
think in the future.
You can write about how mobile era is changing to informative world
where communication and transferring of datas can be done
wirelessly.
You can bring some of consequences of media - Pro and Cons?
Think of how media can enable you as wekk as constraint you.
Apply with relevant examples and you can write a good essay on
this.