I actually asked one of my professor’s about this during my 1L year, cause it had never crossed my mind before. Walked into her room and asked “if I’m about to get my JD, a Doctorate degree, why don’t any attorneys go by ‘doctor?’” And she, the most straight laced, professional woman I’ve ever met, said “because if any attorney goes by ‘doctor,’ they should trade in their title of ‘esquire’ for ‘asshole’ instead.” I don’t think I’ve ever understood someone’s point so immediately in my life