Melanie Seibert over at Razorfish writes:
"If you’re in charge of content for a website, befriending your 404 page is important. It can turn an otherwise unsatisfactory user experience into an okay—or even delightful—one. I know this may be tough for some of us to accept—me included. But a 404 is not the end of the world."
Prevention is obviously key, but sometimes 404s just happen. So what then?