I think pushing him to be a hacker will turn him away from it as everything your parents/relatives tell you to do.
Re: Ask HN: My 8-year old nephew finally wants to be a hacker. How should he start?
#21Not sure that's entirely true, but if anyone is being pushed here it'd be me - he really wants me to help him get started ;) Also see my comment below https://news.ycombinator.com/item?id=8067851