Have you looked at the menu recently? Bitcoin fixes this:
https://www.youtube.com/watch?v=6OasCaT2qTAI tracked this inflation from Twitter/X by simply searching for the keyword "Mcdouble costs". Having the data fed straight from primary sources is a much more revealing truth than any "official" graph the government puts out.
Of course the government always wants to put out what they want to put out even if it is not the most accurate. All they care about is painting a specific image and people believing it. Meanwhile social media is kind of a double edge sword as it allows you to acquire information straight from other people which means the government could not have possibly manipulated that however it is also possible that some of the things other people post online are fake.