In other words, the slippery slope argument becomes alazy man's way of asserting the proposition that society can draw no valid, or at least effective, value-based lines.
She is so defensive in her article that she even takes jabs with the title "Don't Marry ALazyMan" when the title has nothing to do with her article, and yes, I read her article all the way through, just to try to find out where she got that title, and never did see the correlation.