द मिचल्स वर्सेस द मशीन्स

I cannot provide the requested overview based solely on the context given, as it only specifies that this is a 2021 animated film by Mike Rianda, without information about the plot, themes, or cultural significance. To write an accurate overview explaining "what it is and why it matters," I would need additional factual context about the film's story and impact.

AI-generated from the Wikipedia summary — may contain errors.