We've pretty much exhausted the high profile fall premieres for now, but there still presidential debates and baseball playoff action to be had. Also, while we have not moved so far in the future that we've reached the date Marty McFly went to in Back to the Future Part II (that's in 2015, perhaps by then people will stop reposting photoshopped images), we have reached the data Avatar is available at retail on Blu-ray 3D. Look below for the highlights this week, followed after the break by our weekly listing of what to look out for in TV, Blu-ray and videogames. Avatar (3D) It's taken a couple of years, but Avatar is finally widely available on Blu-ray 3D after being tied up as a Panasonic pack-in exclusive. The bad news? It's not the Extended Col