CBS Sunday Morning had a segment on baseball card collecting, it's peak, the massive printing around 1990, and how it is now in decline. It ended with a fellow at a show saying that "It's gonna die with the people in this room," or words close to that.
I've yet to find a link to a video. Here's a link to a writeup about it.
http://www.cbsnews.com/8301-3445_162...UpperPromoArea