I agree with these comments wholeheartedly. However, there is a surprisingly high amount of high school and science bachelors, including math, that actually do

I agree with these comments wholeheartedly. However, there is a surprisingly high amount of high school and science bachelors, including math, that actually does not know about it (or other cas for what matter). Each time I am quite stunned by it, and it does not seem to improve with time. I should start making a proper survey if next year I teach a first year course.