It's likely from the RLHF Basically on A/B tests, humans tend to prefer more saturated, "punchy" images. Which is also why iPhones tend to do the same thing.

It's likely from the RLHF Basically on A/B tests, humans tend to prefer more saturated, "punchy" images. Which is also why iPhones tend to do the same thing. For artificial images people also seem to prefer stylized "dramatic" styles as well. And the model was finetuned to match.