Yeah, there is no way to avoid the fact that we all need to work with computers at some point in life, and so will this kid. But at such a young age if he doesn't have the interest to be sitting in front of one, that doesn't necessarily seem like a bad thing in my mind. He will have things that draw him to it more as he gets older.
Actually, they don't know that. And many of the newest studies being done are suggesting that children actually aren't born with it. Actual concrete pin pointed causes have not been determined yet, but they are finding many connections with different factors - rapid stimulation provided by electronic screens just being one of them.