"Yeah, well, we both get membership to the VIP parental issues club I guess."

Distantly, he wonders what it was Ianto's father didn't like. Whatever drove him to learn lock picking, maybe? Or maybe he just didn't like soccer enough. Not interested in the tailoring business? Maybe something else? It's hard to judge without knowing what kind of people his family were, what they liked, what they didn't. If it was personal, or if it was just that they didn't like anything. Some families were like that, kids doomed never to meet impossible standards.