[jimfree]

One spot is easy enough to ignore. Listening to the same irritating spot once an hour every hour gets on my nerves.

Yep. The battering with spots is trying to hit each pair of ears with 4 to 9 imprints over the campaign. (2 or 3 weeks) The morning drive format assumes that most people listen for one hour out of the four. Some of us leave it going and are condemned to extra doses.

[jimfree]

One more thing. Ads in DC are often targeted at politicals, both in the administration and in Congress. Hence, there are some differences in Baltimore stations.