Because most business journalism isn't all that good. If the product is going to be out in the summer you can bet a good amount of the design has been going on

Because most business journalism isn't all that good. If the product is going to be out in the summer you can bet a good amount of the design has been going on for many months. Obviously Jobs would be heavily involved in it, and would continue to be. This point of the article doesn't make much sense to anyone who thinks about it for more than a few seconds or who is familiar with how products are designed; it's as if they intentionally decided to keep the story at the surface-level.