Radio a better medium for the gospel than televison?

people once thought television would replace radio, but didn't take into account that television is a completely different medium.

  "People see fleeting images," he explains. I'll have people come up to me and say, 'Oh, I saw you on television.' They'll tell me the show and I'll say, 'What did I say?' -- and they don't remember what I was talking about. No one comes up to me to tell me about BreakPoint without telling me the subject and what I talked about that affected them."

Chuck Colson thinks so. Intriguing article.