A lot has happened over the last 10 years:
http://www.searchenginepeople.com/blog/the-decade-in-search.html
QuoteStripping away shiny objects (preview, autocomplete, etc.) search has changed remarkably ... little
scary but true. Did that lot take 10 years to happen?
nice list
I'm sure the membership here could put together a similar but mightier/more comprehensive list of the SEO ins and outs of the last 10 years