Google outs Android 2.2 Froyo SDK refresh
Newsbrief by Todd Haselton on Thursday July 08, 2010.
Today Google announced an Android 2.2 SDK refresh that brings it "into sync with the system image pushed to Nexus One devices." It's more recent than the full source code that was released in June, and Google encourages all developers to update to the latest version using the SDK manager.
source: Google Android Developers Blog