The iPad is finally copying this iPhone feature, but it might be too late to matter

It's no secret that iPads, or any tablet for that matter, aren't the greatest when it comes to taking pictures. Even if the camera is good, the reality is that it's very awkward to hold up a bulky tablet to take pictures, especially when you have a perfectly fine phone sitting there in your pocket. Nevertheless, there's still something satisfying about using a massive tablet to take a picture.

Source : https://www.pocket-lint.com/ipad-camera-button-patent/