I have 19+ , I never used to wear one until a few years back . I’d have a speaker in the cab. But I’m never in the cab what’s the point . I keep the volume pretty low and only one ear. I can hear what is happening along with my customers. And it’s a fast double tap to pause it alsoEvery pkg car driver has one in their ear…they look like ing secret service dudes. Then add the full running tights under the shorts and sleeves rolled up to their necks and you have some classy looking drivers…oh, don’t forget the black and white running shoes. keeping it classy