Check out JetBlue's Welcome Bigwigs. ;-)
Adobe AIR applications can be made to be self-updatable. Several months ago, fellow evangelist Mihai Corlan wrote an excellent getting-started article for the Adobe Developer Center entitled Using the Adobe AIR update framework which explains the basics of building updatable AIR apps, be they built using Flex, Flash, or Ajax. And yesterday, ADC published a follow-up article by David Deraedt, appropriately titled Tips for building AIR applications that can be easily updated. Between these two articles, you'll have all the info you need to build your own updatable AIR applications.
