"So they asked, ‘Why can’t we just make a little seam for the radio waves to escape through?’ And you have to explain to them why you just can’t." Well, the iP

"So they asked, ‘Why can’t we just make a little seam for the radio waves to escape through?’ And you have to explain to them why you just can’t." Well, the iPhone 6 and especially the iPhone 7 do exactly this, so apparently you can indeed do exactly that. I wonder what has changed to make it possible.