There is a huge difference between reconciling things for your own business strategy and reconciling things in accordance with federal public company reporting standards for publicly traded companies.
That doesn’t change anything: there isn’t anything in the reporting requirements that I can look at and say “that’s useless I wouldn’t want to know that about my business”
There are entire classes in graduate school (I am an MBA dropout) that specifically focus on Management Accounting used to make internal decisions that are different than the accounting that you have to do for public accounting.
I don’t care about the GAAP depreciation guidelines when I’m deciding something if my own internal metrics show that I can get twice the useful life out of equipment
These standards are different than IRS reporting.