All this is going to be is EV training, just watch. You'll put them in a day-care like center, or you'll play some mini-game, and doing so will raise their "base stats," or effort values as we know them. Kids and casual players around the world will be impressed by this cool new feature, while the rest of us facepalm, knowing it's always been there.
Welcome to gamefaqs, where the evolutionary clock ticks backwards. I died and went to heaven. Apparently I'm on the ban list.