This is just plain ageism; there is nothing “adjacent” about it. It makes a generally untenable correlation between your age with some other trait that has no

This is just plain ageism; there is nothing “adjacent” about it. It makes a generally untenable correlation between your age with some other trait that has no bearing on your ability to do the job, then bases decisions using that correlation. The result is discrimination based on your age, plain and simple.