A couple weeks ago, Google's Matt Cutts shared on Google+ a way to see the old 1998 search results on Google.
Google made this easter egg on their 15th birthday to show people how far Google has come.
When you Google [google in 1998] you see the old Google results for the search result, Google.
Not many of you were doing SEO back in 1998, some of you were but most not.
Forum discussion at Google+.