Deletion of Northern California-Southern California rivalry

Comment: That there is a strong division in terms of political and social ideologies between North and South California is fairly beyond questioning.  That they do not see eye to eye on every topic and some sort of "rivalry" exists is also fairly obvious.  Even more blatant, however, is the fact that this is completely  and should be deleted
Stance: delete
Cited policy: Wikipedia:No original research (WP:OR)