Like I said, I'm perfectly happy if #147 was written in such a way so as to make things simpler for you to comprehend, and willing to leave it at that.
Now, keep on coming with the content-free posts full of snappy put-downs. You're so clever!
Post #147 is hardly simple. It is a detailed, thoughtful response to a perfectly valid question – quite unlike your boorish, ill-mannered diatribes. Keep coming… this is easy.