Deletion of Harry Potter film/book differences

Comment: I don't like the form of replying to a whole lot of comments with one liners, so I'll put a lot here.  First off, in response to a lot of citing of  against "keep" arguments, that same policy includes  which would include the comments by
Stance: comment
Cited policy: Wikipedia:Arguments to avoid in deletion discussions (WP:ATA||WP:JUSTAPOLICY)

Comment: I've already made my recommendation a few entries above, but I believe that another argument for deletion is that these articles violate  criteria.  ''"Articles dealing with fictional subjects, characters, objects, events, or locations should discuss their authorship and their significance outside the narrative."''  This is not done with these articles.  Another  criteria: ''"The approach is to describe the subject matter from the perspective of the real world, in which the work of fiction and its publication are embedded. It necessitates the use of both primary '''and''' secondary information."''  (Boldface is not mine.)  Primary information includes the plot, which is acceptable here, but there is no usage of secondary sources in this article, which is required in dealing with fictional subjects like the books and films
Stance: comment
Cited policy: Wikipedia:Manual of Style (WP:WAF)