The sound of Walter getting up draws his gaze for a moment, and he manages to lift a hand in silent reassurance to Walter that he really is okay to be left alone for a minute or two.

Calf muscles in better control, he moves to the knees and oh, that hurts. It requires shifting in the hips and stability in the trunk to manage, but he does it albeit more slowly. After those? Elbows followed by shoulders. Then, he simply rests with his eyes closing.