https://en.wikipedia.org/wiki/Wikipedia:Reliable_sources/Perennial_sources
You can notice a bias towards the state media from pro-capitalist regimes from the above.
I suppose I can see that logic, but capitalism too is a historical anomaly, and will too become a part of history while socialism and eventually communism becomes dominant. Framing it this way is a viewpoint that sees capitalism more as static and unchanging than anything else.