alt Hacker NewsMuch more since the numbers are cooked anyways. Car model N cost 10k, and car model N+1 costs 15k, if N+1 has 2 more airbags, one more gear, a keyless starter it will be counted way under 50% inflation, even though you pay 50% more.
Most of the average joe's money is spent on housing + food + energy these things are all way above the calculated """average""" inflation
They're not necessarily "cooked," (but they certainly can be). Inflation is genuinely hard to calculate since it's different for everyone, goods and services purchased drift over time, and as you mentioned, that exact good also changes over time. CPI (and others) are more useful in a MoM or YoY context. At 10 years, it's better viewed as best guess cost of typical living rather than an economic indicator comparing apples and oranges.
> housing
This is actually the hardest to get right because it's the largest, and 2/3 of Americans own homes, so part of their costs are fixed.