Progress is still slow. However, in the mean time I've also been working on SRV13. I actually have to agree with g-force for a change. There's an ugly slow moving grain in the upscale that is really visible. I've updated my script to get rid of it. Here's a first screenshot comparison:
http://screenshotcomparison.com/comparison/137548
More to follow when I get home from work...
Update: the original comparison was accidentally deleted.