Somehow in the 20th Century an idea has developed that music is an activity or skill which is not comprehensible to the man in the street. This is an arrogant assertion and not necessarily a true one.
I remember once, when I started writing for the alto saxophone, a saxophonist told me to think of it as being like a cross between an oboe and a viola, but louder.
I've heard though that there is a younger generation of tonal French composers who are reacting with vigour.
Writing tonal music now, you are not writing into the 19th Century.
It's rather like attending a university seminar where you are talking to a few gifted specialists who deliver a paper to an audience of their peers. That's one way of making music.
I have friends who have a CD mastering plant in Hollywood and they are very sceptical about European record labels' understanding of digital technology.