Even without mentioning professional survival skills, just maintaining a functioning temporary dwelling, Jimmy performs much better than Roland.
This shabby place forced him to dig out a dry toilet nearby, utilizing the height difference of the surrounding mountain, with a cesspit below, and a platform made of planks and stone walls above. Although it's not as good as a toilet, it at least avoids the risk of falling in, and crucially, it's far from their wooden house and the ruins, so the smell won't waft over.
Clothing, food, shelter, and transportation—the basic needs are still quite troublesome. It's important to know this world is a mixed world, with remnants of high-tech developments alongside prevalent medieval living. The dwelling is casually constructed wooden huts, making many things hard to manage.
