Because you're not a manufacturer. Think of school kids. Because you can't learn without an ipad, and a classroom of kids watching youtube cartoons instead of

Because you're not a manufacturer. Think of school kids. Because you can't learn without an ipad, and a classroom of kids watching youtube cartoons instead of learning need earphones or earbuds or they'll all go crazy. Now instead of selling $5 earbuds that last 3 months until they break or are lost, they parents will shell out $20 every 3 months. Also when the jack is ruined by kids yanking on it, instead of having a 99% usable ipad they'll have an unchargable ipad, leading to even more sales.