Sean Kelly just wanted his Intellivision back. Thirty years later, the area businessman has amassed a collection of about 30,000 video games. He’s opened two stores, called Videogames Then & Now, specializing in the resale of retro games and consoles. The newest one opened in Des Plaines last month.
That lifelong obsessions with pixels and electronic beeps and boops can be traced back to the late 1970s when he got his first Intellivision, an early video game system and a chief competitor…