Iridient Developer 3.2.1 update has been released and it includes support for the latest RAW camera models, bug fixes and other improvements, but nothing Fujifilm specific. You can download it here.
Full download release note history here.
Brian also told me: “I’ll have an Iridient Developer anniversary sale again this year starting on December 14 and running through the 28th. Iridient Developer will be sale priced at $75 US + taxes.“