Changes such as... what? Falsifying the bias reporting so they don’t get caught again?
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Exactly. Changes like figuring out how they measured the bias and adding fixes to mask obfuscate the ability to sample and measure it
The fact that they had to change things to allow pro-life ads proves they WERE discriminating against conservatives. Ditto the refusal to list Breitbart as a legitimate news source, leading to its content being downgraded or “fact checked”.