Material manager, the tabs don't dissapear when disabled. Makes it a bit confusing, but no big deal once you know its like that.
Focus distance for DoF effect isn't tied to camera focus distance, ( easy fix with xpresso)

otherwise feeling pretty nice, just testing on some crystals:

Seems fast enough too, i guess for me defining features will be how well is supports stuff like hair, particle, vdb volumes etc.
Will test some other scenes and keep posting.