Ethan Zuckerman, creator of the pop-up ad
When one of his advertising clients, a major car company, freaked out after their ad appeared on a page celebrating … well, a certain kind of sex we can’t mention here, Ethan Zuckerman came up with a way to get ads in front of the eyeballs of consumers without seeming to be associated with the content on the page. Thus, he wrote in an essay for The Atlantic, “We ended up creating one of the most hated tools in the advertiser’s toolkit: The pop-up ad. I’m sorry. Our intentions were good.” Find out the most famous invention from your home state.