Is it possible to overlay AIR 3 sdk with flex 3.3 sdk without expecting errors?
Any help, as always, would really be appreciated?...
You may get some errors:
If the Flex SDK is newer than the AIR SDK, it can rely on AIR functionality that isn't present, resulting in compile-time or runtime errors.
from: http://helpx.adobe.com/x-productkb/multi/how-overlay-air-sdk-flex-sdk. html