These improvements could be laying the groundwork for future products. Engineering wins in this regard are almost never useless - that’s a short sighted take imo.

But I agree this iphone air as a product is kind of weird. Similar to the original macbook air maybe? Ahead of its time but a bit limited by today’s tech. A peek at the future…

It's simply utterly pointless as things stand due to the camera. They claim it's thin, but the camera makes it far thicker.