People around Pittsburgh, Pennsylvania, know the word “gumbands.”It’s a regionalism, a somewhat wacky word that some call an example of “Pittsburghese.” A gumband is simply a rubber band, and we all know those words too, but we also often have a bit of pride in our exclusive Pittsburgh vocabulary.WQED’s longtime producer Rick Sebak is the host, and he works closely with podcast creator Rich Capaldi who has been producing at WQED since 2017.