• http://www.seo-theory.com/ Michael Martinez

    Hm. Maybe your story excited so much renewed interest in Topsy that their server is overwhelmed. Or maybe the search tool is simply broken.

  • http://www.erikhermeler.nl/ erik

    Never heard of it, but this search engine is in some cases very usefull! Thanks for the article.

  • http://bothsidesofthetable.com msuster

    Tweetmeme didn’t shut down. It relaunched as DataSift which still has the full corpus of Twitter historical data. It sells it as a business service, not as a consumer search tool.