How the heroes may have evolved, but today devolve instead

Big Think spoke with Sean Howe, who authored Marvel: The Untold Story a dozen years ago, about how superhero fare evolved over past decades, but unsurprisingly, won't get very deep into why it's all now failing. In fact, if the beginning is any suggestion, they're taking a sugarcoated view of stuff that brought everything down:
When creatives have a hugely successful, decades-long hit, they face