No matter where people get their inspirations, Mr. Fake account. You thing 90% of books and media was just created from the void? The most irrational think I can hear is someone saying nonsense things like that.
As for the relevance, it completely matches the Jam themes. Subjective perspective will never be objective, meaning your opinion is just water, it exists and flows.
Edit: The main premise behind any game jam is to train developer's skills under certain requirements, including time.