The more elite the journal, the more "important" it's likely a paper in it is. If the paper is truly important, people will try to build upon it, and in the pr

The more elite the journal, the more "important" it's likely a paper in it is. If the paper is truly important, people will try to build upon it, and in the process discover problems with it. Contrast to "less elite" journals which in part serve the "publish or perish" market, and are therefore less likely to have material other people care about. The smarter cheaters will obviously game that general concept.