If you are not happy with Android 2.1 on your Samsung Galaxy S , then you might be able to get the latest version of Android aka Froyo soon thanks to a leaked test build.
While the leaked build will be available for download in few hours the the official release might happen in September.f you are willing to brick your shiny new phone or have the courage to play around with unreleased firmwares then head over to the source.
via Cellpassion | Source : Samsung Firmwares (unofficial)