Did you get to attend the Flashforward conference in Austin, Texas, USA? If you did, you got to see the first public demonstration of Flash Player 9 running on Linux. Check this entry in the Flashforward blog for a photo (albeit backwards) depicting Adobe Flash Player 9 running in Firefox on a laptop running Ubuntu. The demo site shown is the designed-for-Flash-8 Nike Air site.
Update: Mike Downey came through with some slightly higher quality photos of the presentation, including this one: