Yeah, there are a lot of new technologies coming out based on inkjet-like deposition research.
I tried to find more info but I believe the Germans are now using powdered clear in the factory. Or, they were 23 years ago when this article was written. One of the benefits is more equal deposition on horizontal and vertical panels, which makes me wonder if this is what everyone is doing now or not. My older Mazda has horrific orange peel on the doors and very little on the hood, roof, etc.
This article discusses the status of achievements on the Dingolfing lines, described from the view of the paint supplier.
www.pcimag.com