Analog audio jacks are going in the same direction. Bluetooth audio works perfectly fine, and it's how I play music on my headphones, in my car and at home. The analog jack is a convenient fallback but it will definitely go away at some point.
Sure, it feels like it's a bit premature, but that's how it always feels when Apple does something like get rid of optical drives, or get rid of removable batteries, etc. Eventually everyone follows them. Someone needs to blaze the trail and Apple is one of the few major companies that is not afraid to do it even if it pisses off some people along the way.