Here you go, have it. As you can see it has been kind of a straight conversion (actually; Processing -> AS 2 -> AS 3). Whenever I’m done with doing all the other stuff here, I’ll try and make it into a proper 8 vs. 8.5 benchmark demo app, which will let me do some work in Flex 2 also.
Download file and unpack in your Flex Directory, I guess.
Update : Do not unpack it in your Flex directory. Unpack it anywhere, and the import as a project from within Flex Builder 2