It shouldn't be used at all because it's wrong. Jews aren't magical demons; they're a vagabond tribe of nation-murderers. If the problem is described with mundane correctness instead of through fantastic allegory then the solution becomes obvious and achievable. (That is, deporting Jews to another plane of existence.)
@opie gee i dunno that sounds mean couldn't we just... (checks notes) ... ok, right then. never mind.