Wild guess, 4.1 is 'out' and they are working on 4.5 but the SDK site hasn't been updated to that yet.
--- In flexcoders@yahoogroups.com, Baz <li...@...> wrote: > > I just went to check out the Flex 4 SDK nightlies ( > http://opensource.adobe.com/wiki/display/flexsdk/Download+Flex+4) and > noticed that there haven't been any builds since May 12th - anyone know what > that's about? >