just read this on their blog does any one see improvements yet?
To date, when Google encounters SWF files on the web, we can:
We index sites with AS3 as well. The ActionScript version isn't particularly relevant in our Indexing process, so we support older versions of AS in addition to the latest.
I still haven't seen any solid examples of the SWF file itself (or the embedding page) ranking better because of this enhanced indexing, but I am seeing SWF files appear more often as backlinks in the Webmaster Tools report.