Doug Walker's whole plight seems like the kind of thing that would be a C-Plot in an Adam Curtis documentary
Man makes shitty thing that appeals to lowest common denominator cultural zeitgeist. Structural failings cause everything to fall apart around while he, thinking himself exceptional, attempts to break into something new.
Realizing how small and unremarkable he truly is, he has no choice but to crawl back to what he had previously abandoned, now smaller, now viewed with disgust, too weak to escape a cultural moment that has moved on, too addicted to meager fame, undoubtedly filled with self hate