The media is managed by the government. In countries that do not accept bitcoin, the benefits of bitcoin will not appear in the media. The government only allows the media to broadcast negative information about bitcoin.
In my view your point is some valid in most of developing countries media is controlled and these governments don't want to spread this so just because of this they are developing environment which is not suitable for this in some countries big whales which are afraid of this bitcoin they are also spreading rumors which are becoming in negative way