[BC] Logic at the NAB - oxymoron?

[Barry Mishkind]

At 10:41 AM 4/29/2007, Reader wrote
>Last year, the National Association of Broadcasters (NAB), the 
>lobbying group for local radio and TV stations, began running 
><http://www.orbitcast.com/archives/radio-you-shouldnt-have-to-pay-for-it-advertisements.html>a 
>series of truly awful advertisements attacking satellite radio. In 
>one, for example, you hear the play-by-play for a baseball game. 
>Just as the announcer gets to a crucial point in the action, an 
>operator interrupts, and asks you the listener to deposit money to 
>keep listening, as if you were on a pay phone. A voiceover then 
>announces, "Radio. You shouldn't have to pay for it."

         And the highly touted "addressable" aspect of
         IBOC, so stations can charge for reception,
         differs in what way???