Fun Fact: The Safety Pin Was a Happy Accident (Sort Of)
The safety pin as an object dates back to 1849; it was invented in 1849 by Walter Hunt. He literally made it in three hours to pay off a $15 debt. Yes, really. He even patented it — but then sold the patent rights for $400. Safe to say he may have second-guessed that one once the thing blew up.
What’s wild is that Hunt didn’t even think that this little hole in the coil would become a curious phenomenon more than 150 years later. But here we are.