history: I saw a grown woman pick her nose and eat it earlier.  I was so grossed out. I saw a grown woman pick her nose and eat it earlier. 
current: Okay, so I never understood why people ate it. What is it about it that makes them want to do that? I just flicked mine. And I thought it stopped at a child's age. Really interesting.
next: I was so grossed out by it.  I think it has to be a oral fixation or something like that.