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→Sample questions
* What are some historically significant search engines and when were they launched?
** 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!}}.
* What are some significant updates involving search engines?
** 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 numbers illustrating the evolution of search engine?
** 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)".
* What are some significant events illustrating the evolution of {{w|internet search}}?
** 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]].
==Big picture==
