They destroy the true definition of the word “Vanity” around here. An education about true definition is very overdue.
Vanity
(Entry 1 of 2)
1 : inflated pride in oneself or one’s appearance : conceit.
2 : something that is vain, empty, or valueless.
3a : dressing table.
b : a bathroom cabinet containing a sink and usually having a countertop.
4 : the quality or fact of being vain.
5 : a fashionable trifle or knickknack.
6a : compact entry 3 sense a
b : a small case or handbag for toilet articles used by women.
Vanity adjective
vanity (Entry 2 of 2)
1 : of, relating to, or being a work (such as a book or recording) whose production cost is paid by the author or artist.
2 : of, relating to, or being a showcase for a usually famous performer or artist who is often also the project’s creator or driving force write, direct, and star in a vanity film.
"Vanity" was a long-standing term in the publishing industry for self-published books; it pre-dated FR by decades. So it was a natural choice when FR got started. It ain't broke, so don't fix it.