It’s neither major or minor, because you need the 3rd to establish that

And nearly every punk and metal band uses predominantly power chords, without any real care in the world as to what the progressions are. It just sounds good to them. There aren’t any rules because punk is a DIY genre. If you told him he was doing a thing, he’d do the opposite just because. And it would still probably slap.

Kurt cobain was a fantastic song writer but you see these types of articles come out now and then propping him up as a genius. His own quote refutes that, and anyone who listens to punk music will agree that trying to analyze it using classical western tonality is silly and pretentious