You don't like that models.CASCADE fakes it with extra requests to the Db? Or you don't like that the default is models.CASCADE instead of something like model

You don't like that models.CASCADE fakes it with extra requests to the Db? Or you don't like that the default is models.CASCADE instead of something like models.DO_NOTHING? There's talk of making the on_delete kwarg required. In that world there would be no default :).