BlueTooth is basically a necessity in a modern phone for many reasons, not just headphones: fitness trackers, automotive system integration, etc. all use BT. A

BlueTooth is basically a necessity in a modern phone for many reasons, not just headphones: fitness trackers, automotive system integration, etc. all use BT. And BT doesn't need any physical space on the edge of the device. But yeah, the venerable 3.5mm headphone jack is simple and effective and doesn't have many of the problems that plague wireless headphones. Any good phone should have both.