because it reminded me of how different my own life would have been, if this show had never been made, been made in a different way

Yes, I felt this too. It's brilliant that she closed with this one, and that she wrote it as short and spare as she did, allowing the meta element of it to really strike a chord. She writes the story out of existence. It doesn't need anymore detail than it has - just enough so that we understand, and no more.