Pastor Sean Rippy, Mt. Olive Lutheran Church, Grand Rapids, Michigan, a former advocate of Contemporary Worship, discusses the differences between historic and contemporary Christian worship, highlighting where contemporary worship falls short. (mp3, 53:48, 25 MB, 2003-Oct-23)
Issues, Etc., Classics (before June 30, 2008) originated at KFUO-AM in St. Louis, and were broadcast on other stations around the country. Phone numbers and address mentioned are no longer valid.
See also Pastor Rippy's article "In Defense of Historical Worship - From a Former Advocate of Contemporary Worship"