Consider the whole type A personality thing - it's pure nonsense from a scientific perspective (created by tobacco companies to explain why certain people [smokers] had more heart attacks.)
But at this point it's still a useful cultural shorthand to describe certain characteristics we subjectively experience in others.
Yes, but that's a) not the Big 5, and 2) the worst example of personality tests/models where you're put into a category (which will show very low reliability over time, even if your responses show some).
But at this point it's still a useful cultural shorthand to describe certain characteristics we subjectively experience in others.