Premise: KRZN (96.3 FM, "The Zone") is a commercial radio station in Billings, Montana. KRZN airs an active rock music format. Among the programs it airs is the "Sixx Sense with Nikki Sixx" program. The station airs what it calls "6-packs" of rock which are commercial-free six-song blocks.
Hypothesis: KRZN plays very few commercials.