The fed has always had this power, it's why there are a group of people involved and not just Jerome Powell. I agree the Fed tries to know this, but I disagree

The fed has always had this power, it's why there are a group of people involved and not just Jerome Powell. I agree the Fed tries to know this, but I disagree that the Fed actually knows this, because they don't. If they did, they could have fixed our inflation mess earlier, but they didn't.