I cannot put into words how interesting it is that Echo understands what happens, on some level at least. "You make people different. You can make me help." Jaw-dropping moment right there.
I really don't like Paul, but I have to give it to the actor: he's pretty good and did a great job this episode.
DeWitt is a great character. She showed both her human side and how hard she can be. And I love her for it.