[theothermkn]

Pithy, perhaps, but not entirely justified. For example, the implied causation might actually be reversed, that people who naturally trust institutions consume more news. The causal relationship could also be external to both: some other factor, like financial stability, causes people to believe in institutions and to consume more news. Or, the cause could even be direct, but much less cynical: The news may accurately inspire justified confidence in institutions. (Conversely, people who prefer to make up justifications or excuses might blame institutions and prefer to not expose themselves to news that discomforts that worldview.)