There doesn't seem to have been much fanfare as yet, but over on Adobe Labs the Linux version of the AIR run time was updated yesterday, and is now 'nearly feature complete'.

There's an updated build of Flex Builder for Linux available to download from Adobe Labs.
This release extends the time out considerably but I'm not sure if anything else has changed.

First my OpenSuSE machine at work decides to have it, and now I discover the reason why my Kubuntu laptop has been having horrible intermittent DNS resolution problems.
The offending entry in both cases was on the 'hosts:' line and said something like 'mdns4_minimal [NOTFOUND=return]' part away along.

Four easy steps to get the free Railo CFML engine up and running as a J2EE app and linked to a front end Apache.
We'll pretend your application lives in /parth/to/dir/above/web/root/webrootdir this is the DocumentRoot of your Apache and the root (default) context of Tomcat. 

You should run, not walk, to the nearest Adobe Flash Player download page, and install version v9.0.124.