"Search API usage requires that applications include a unique and identifying User Agent string"
The above sentence is it unique for every request? -- Have you visited the Developer Discussions feature on https://dev.twitter.com/discussions yet? Twitter developer links: Documentation and resources: https://dev.twitter.com/docs API updates via Twitter: https://twitter.com/twitterapi Unsubscribe or change your group membership settings: http://groups.google.com/group/twitter-development-talk/subscribe