It’s been 30 years since sketch-comedy has been popular on the radio. Now there’s a plan to try to revive it. “In an age dominated by channel-surfing and accelerated lifestyles, a disparate group of national and Chicago-based writers, performers and programmers are hoping America is ready to sit down and listen, really listen, to something that is, for all intents and purposes, retro radio with a 21st Century sensibility.”