You would be surprised at what lengths some producers are willing to go to! All I know is that I am trying my best to put out the best quality swallowing and facial movies.
More is usually better but not always.
If you think that Persia got dumped on, wait until you see what goes down the gullets of a few of the girls in A GOOD SOURCE OF IRON #4 in February. Not every scene went great, but there are some classics in there for sure. I will post some screenshots in a couple of weeks.