Has no one really ever thought of saving the most recently rendered file in case of a computer reset, power outage, or application crash, so that the process can resume from where it left off instead of starting over? ..
With Starlight Precise, I got a little annoyed when I saw that the processing starts over from the beginning instead of making a copy of the processing file, finding the frame where it left off, and resuming processing from that point—minus three frames, just to be safe.