I wonder if the tale of Link, Zelda and Ganon(dorf) isn't unlike many real world tales where the the main actors mainly serve to illustrate a 'just so' story or a morality/cautionary tale, where they serve both to entertain and pass on culture and beliefs to the group and children.
There would...
I've thought of it as 'legend' for a long time now. It makes it feel more magical when when you can imagine the series as tales told by a storyteller rather then literal history. Plus this way of thinking allows more freedom to mentally 'accept' new details about the histories of the main...