A Billboard That Gives Extra Credit

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We’ve heard it can be a good thing if an ad makes you work a bit, but this is ridiculous.

Drivers on Highway 101 in Silicon Valley recently noticed a terrifying addition to the landscape—a billboard that read, cryptically, “{First 10-digit prime found in consecutive digits of e}.com.” Evidently it was a math problem, and not an easy one. But what could it mean?

When it comes to übermath, Shoptalk doesn’t know his asymptote from a hole in the graph (that’s a lame math joke we learned from Mr.



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