I asked perplexity and there are a few independent calculations (ShadowStats, Truflation, Billion Prices) that put the rate at about 10%
https://www.perplexity.ai/search/what-is-the-us-inflation-ra...
https://www.perplexity.ai/search/what-is-the-us-inflation-ra...
Just no:
> Responding to prior criticisms made by economist James Hamilton, John Williams explained in a private phone call that Shadowstats does not actually recalculate BLS data, rather, the Shadowstats CPI merely adds a constant to the officially reported numbers.[28]
* https://en.wikipedia.org/wiki/Shadowstats.com#Negative
SHADOWSTATS(t) = 1.9 + 0.0055*t + CPIAUCNS(t)
* https://www.fullstackeconomics.com/p/no-the-real-inflation-r...
> Truflation
* https://old.reddit.com/r/AskEconomics/comments/1beg6db/how_r...
> Billion Prices
They actually published code so other folks could recreate:
It’s not? The first two things that came to mind to check are almost exactly doubled:
Case-Schiller for Seattle metro area for example is almost exactly double: https://fred.stlouisfed.org/series/SEXRNSA/
Price of eggs is almost exactly double: https://fred.stlouisfed.org/series/APU0000708111