Well I do I know that pounds are same order of magnitude as kg, miles same order of magnitude as km, and so on. That is really enough for most reading. As anot

Well I do I know that pounds are same order of magnitude as kg, miles same order of magnitude as km, and so on. That is really enough for most reading. As another commenter said, you can read novels from the 70s involving dollars just fine without doing inflation adjustment to present value.