When deploying beta builds of your iPhone apps, you make what is known is an Ad Hoc distribution. Apple's instructions tell you that you should zip up the Ad Hoc distribution and send it to your testers along with your .mobileprovision file. As John Hartzog discovered, however, using the Compress option in Finder for Ad Hoc distribution has drawbacks so you should use the command line to package up your Ad Hoc distributions.
Intercasting Corporation has a job opening for a Flash/Flash Lite Handset Developer and they list knowledge of SWX as a nice-to-have skill on the job description. Another OSFlash project, Red5, is also listed in the same section.