"When I say something untrue on the air, I mean for it to be transparently untrue. I assume people know when I'm just saying something for effect. Or to be funny"

Ira Glass is suggesting that when he states something untrue on the air, he is not trying to deceive his audience. Instead, he is being transparent about the truth that he is not informing the truth. He presumes that his audience is aware of this and has the ability to acknowledge when he is being amusing or exaggerating for effect. This indicates that he has a trusting relationship with his audience and that they understand the context of his statements. He is not attempting to misguide them, however rather to amuse them. This quote likewise recommends that Ira Glass has a great deal of self-confidence in his audience's capability to recognize the reality from fiction. He trusts that they are able to recognize when he is being amusing or overemphasizing for result. This is a testimony to the strength of the relationship between Ira Glass and his audience.