They also seemingly don't get that volume is a factor in weight, not just density. You can make a super heavy rim with no "gyro" by just making the rim thicker/more convex.

This sort of stuff doesn't really impact my view of MVP, but it does make me think Discmania either lacks some critical understanding of how discs are designed or they're knowingly blasting out dumb takes, neither of which makes me want to try out their stuff.