The article discusses why last-minute bidding in eBay auctions might not always work. The researchers created a simple auction model inspired by eBay, where bids in the first round are guaranteed to be processed, but in the second round, there's a chance they might not be. They found that last-minute bidding isn't always the best strategy because players can't be sure they'll win in the end. This is because the first round limits how much players can bid, making it hard to outbid opponents later on.