What were talk shows like in the 20's?

They were over the radio. President FDR"s fireside chats were among the most popular.

Answer:The Golden Age of Radio, also known as the old-time radio (OTR) era, was an era of radio programming in the United States during which radio was the dominant electronic home entertainment medium. It began with the birth of commercial radio broadcasting in the early 1920s. Other shows were adapted from comic strips, such as Blondie