I think I've got it. This might be a home run instead of a third strike.
It's a new stitch pattern using slipped stitches instead of yarnovers, and I can already tell it's using a lot less yarn. The cuff pooled quite a bit, but who cares? (If you do care, it's 72 stitches on US1.5.) It's not doing it in the leg, so it's all good. All systems go, full speed ahead. Again.
And both sleeves are attached to the hemp sweater:
I can't lay it flat at this point, so the picture looks a little dumb, but it is also all systems go, full speed ahead. Dare I hope to have it done for Memorial Day? Don't hold your breath; there's nothing like a deadline to slow me down.