Note: SDK Tools r17 and ADT 17 have been released 03/21/2012. Preview 4 released. This contains bug fixes (primarily in the build system) based on bugs reported in preview 1, 2 and 3. (There are download links below the New Features section.) March 5, 2012: Preview 3 released. This contains bug fixes based on bugs reported in preview 1 and preview 2. (There are download links below the New Feature