Universal Talk Network (UTN) today announced the addition of “Inside Mac,” with Scott Sheppard, to its weekend lineup. “Inside Mac” airs Saturday afternoon from 4 p.m. to 5 p.m. (ET) and is available via ABC Starguide III throughout the United States. The program is also available to over 500,000 subscribers on Cable Radio Network and streaming worldwide on the Internet. “Response from radio stations has been very good and we expect to clear several major markets immediately,” said Andy Whatley, spokesperson for the UTN. He added, “We already have affiliates in many major high technology markets, and the Cable Radio Network delivers Las Vegas, Minneapolis, and most of Southern California.”