If the BLS approach as developed under crisis conditions is not very realistic to begin with, it makes it more difficult to trust their indicated trends, much less accuracy of their numbers.
It could even be at the point where BLS misindication, and shrinkflation's misrepresentation, are symptoms of the same disfunction to the same degree.
There are clues all over but this page has some good info itself:
https://inflationdata.com/Inflation/Consumer_Price_Index/His...