Thank you for your kind and detailled response.

We are not in the same league... My GTX 570 is only 1.2 Gb and I'm afraid it's a bit too short for pure GPU rendering. My rendering farm is just a middle sized workstation at work...
So, change the renderer will imply hardware change and equation is ...

Yes, but in my opinion, the word "soon" has a special meaning in the forum of daz plugin :D

Seriously, when I say "planned" I read "is it a priority for t_3" or something we'll see a day (or another).
He could may be more concerned with adding features that work on a demo.

I got many problems with my previous octane attempts, so I leave it quickly for lux/reality.
Perhaps OcDS is the solution, perhaps it's useless (with my configuration, no doubt it's a great product! )

I can't spend a new wad of cash before I can make some test with real scenes, my hardware and ...