He's somewhere medieval this time. He loads up a program, and little floorbots quickly rearrange the shelves so the unfamiliar canned food and frozen things are in the back, with breads and exotic fruit and the like up front. Same deal with electronics, in the craft section. He settles in at the register writing in his journal.
Rather than a modern-looking truck, the shop's exterior has changed to be a rather large covered wagon with a simple painted sign - an impressive creation but not totally out of context. The big shop-wagon appears on a flat spot outside some fairly primitive town, almost a small house on six huge spoked wheels, with no yoke for horses to attach to. The painted sign has a stylized drawing of a haunch of meat and loaf of bread on one side, and a mallet, paintbrush, and needle/thread opposite. Below that writing declares 'The Wandering Store - Fine Food & Craft Supplies'.