Is being neutral reporting on facts or is it reporting a viewpoint at the middle of the two parties? Those are two very different things.
As someone from the UK, a country that is pretty far to the right of most of Europe, and yet still far to the left of the US, the idea that these publications are biased to the left is, frankly, laughable.
I'm afraid I stopped reading that 1/3rd of the way through after 50 paragraphs just repeating "liberals [American democrats, they mean] are smug" in slightly different ways without really delving into detail. (disclaimer: I'm European)
As someone from the UK, a country that is pretty far to the right of most of Europe, and yet still far to the left of the US, the idea that these publications are biased to the left is, frankly, laughable.