He might be the run of the mill pothead, but he's given shelter to Bella since she's left Kal.
Its hard to say if he's good for Bella or not, but she's probably a good thing for him. He repairs all sorts of guitars. Perhaps he hasn't exactly proven his true talents yet.
As it turned out, he married Bella and moved to Kansas with her. However, he has had to learn to drive. He just might be a bread winner after all or just stock bread at the grocery store.