It’s not. There’s no reason why headphone jacks would be outdated. They carry an analog signal to drive the headphones. With a dongle, you’re just converting that signal from USB-C. USB-C headphones carry the exact same signal and bluetooth is garbage for audio quality. 3.55mm TRS is the de facto standard for headphones in the consumer market. It really doesn’t get any simpler or cheaper.
It’s not. There’s no reason why headphone jacks would be outdated. They carry an analog signal to drive the headphones. With a dongle, you’re just converting that signal from USB-C. USB-C headphones carry the exact same signal and bluetooth is garbage for audio quality. 3.55mm TRS is the de facto standard for headphones in the consumer market. It really doesn’t get any simpler or cheaper.