NO JOY, I'm afraid. Epson America said the change in formula had nothing to do with the orange shift, and it looks like they're right. Take a look at the scan at left, and it's pretty clear that the new inks shift just like the old ones. These samples were scanned (in one pass) after 7 days in my ozone chamber.
For a more direct comparison between the original and "Type A" inks,
Take a look here.