[kragen]

You say, '"Classy" in this case doesn't mean "class." Some people are turned off by vulgar language.' Your two statements seem to contradict each other; the first one is incorrect, and the second one is correct. Perhaps you do not know what the word "vulgar" means; it means "of the common people", that is to say, the lower class.

[VectorLock]

Despite the pedantic definitions of the words, the point the commenter was trying to make wasn't about class distinctions, it was that they were perceiving it to be offensive.

[kragen]

The reason they perceive it to be offensive is that they are unconsciously enacting a dynamic of class domination that they cannot even question due to their lack of awareness, as further explained in https://news.ycombinator.com/item?id=22551881

[VectorLock]

Yes aversion to coarse language is internalized class warfare, you nailed it.