In a deal that surely gives the middle finger to Google, Twitter has signed a deal with Russian search giant Yandex to provide access to its full feed of public tweets — its Firehose — allowing the company to deliver tweet search results in its Blog Search results.

Similar to Google’s Social Search — before it was dropped after Google refused to license Twitter’s full data feeds last year — Yandex will also deliver a dedicated Twitter search engine at twitter.yandex.ru, showcasing messages posted in Russian, Ukrainian, Belarusian or Kazakh, and top feeds in any other language in its results.

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