The notorious 404 error, “Not Found,” is often, not totally erroneously, referred to as “the last page of the internet.” It’s an obligatory heads-up with an outsize reputation; it is a meme and a punch line. Bad puns abound. The error has been printed in comics and on T-shirts, an accessible and relatable facet of what was once relegated to nerd humor and is now a fact of digital life. That the 404 should have crossover appeal seems fitting.

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