No one studies medieval French poetry anymore - they haven't since the early 1980s.
It actually requires hard work: learning multiple dialects of a foreign language, textual analysis of manuscripts, historical scholarship to identify references and authorship, etc.
Now the useless academics study Foucault, Derrida, and de Man - but only selections in English translations.
I never claimed is was easy, just not profitable. Most high school graduates never do the math to figure out if their major will get them a paying job. I love history - so I took history courses as the non-technical electives of my BS in Mechanical Engineering.