My favorite takeaway from the last time I heard this was the assertation that if the same naming convention was transferred over to other genres and mediums, western comics like DC and Marvel would be Hamburger Shounens.
Hamburger Shounens.
This explains everything. Most importantly: why the MCU kinda petered out after the Infinity Gauntlet arc. The power scaling was just off the charts1 in the end, with no more headroom for power growth. This usually kills Shounen-style stories.
1 - Along with the budget.