Changes

This is a '''timeline of {{w|search engine optimization}}''', attempting to describe significant events related to this practice. For the sake of context, many events directly related to {{w|search engine}}s, their evolution, products and updates, are included.

** Sort the full timeline by "Event type" and look for the group of rows with value "Search engine launch".** You will see the launch of search engines, notable for their historical importance like {{w|WebCrawler}}, or by their magnitude, like {{w|Google}} and {{w|Yahoo!}}.

** Sort the full timeline by "Event type" and look for the group of rows with value "Notable update". ** You will see some significant updates by prominent search engines, mainly Google; aimed at improving aspects like geographic intent, end-user data, {{w|content farm}} combating, etc.* What are some of the several competitions specialized in SEO?** Sort the full timeline by "Event type" and look for the group of rows with value "{{w|SEO contest}}".** You will see a number of notable contests launched in several countries.

** Sort the full timeline by "Event type" and look for the group of rows with value "Statistics".** For internet userbase evolution, sort the full timeline by "Event type" and look for the group of rows with value "Statistics (internet userbase)".

** Sort the full timeline by "Event type" and look for the group of rows with value "Search evolution".** You will see the evolution of internet search toward {{w|mobile search}}, and the envisage of future mainstream search toward [[w:voice search|voice]].