His list had recommended it for standard black dragonhide boots , which he 'd neither owned nor particularly sought out in the past , as his trainers were good for most things as far as he was concerned . The shop was slightly dusty and struck him as very old . He could smell leather and dragonhide in the air , and could hear dull hammering from the back . A hunched old man came out from behind the counter . " Auror training ? "

Question: What does the elderly gentleman assume ?
That the shopper is learning about magic .