Double knitting by transformation 1: vertical baffles

In original concept, creating double knitting means working stitch-by-stitch to create a two-faced reversible fabric. At the end, each smooth stockinette face displays the same color-work design, but with colors reversed. You'd think a trick this slick couldn't be topped, but you'd be wrong. Here is a trick called "double knitting by transformation." In today's piece of knitting magic,