> When you have over half a trillion of revenue a year the fractions of a percent add up. The issue is that the estimate doesn't get you the fraction of a perc

> When you have over half a trillion of revenue a year the fractions of a percent add up. The issue is that the estimate doesn't get you the fraction of a percent because it isn't accurate to within a fraction of a percent, so you don't know if it implies you can squeeze them for much more or not.