It makes a lot more sense here than it does with the iPhone, when you consider what he says about wanting the device to not have a specific orientation (not possible when cables are sticking out).So, this includes removing the 3.5 mm audio jack? You people have lost it...
Rounded screens were too problematic until recently, and physical devices with square corners are not very comfortable to handle. Imagine your iPhone with square corners when you're trying to hold it one-handed. You'd have a narrow point digging into your palm... no thanks....says the man who choose to put these displays with square corners into designs without square corners for many years.