So, any suggestions to this? The only software capable of converting to lossless AVI I have right now is Premiere and because that's the reason I have to do it, I need an advice on what else to use (maybe something avisynth based?)

Also, I'm keeping myself busy, making some changes to shots I wanted to use the Blus for. Here's the first:

As you can see, in v1.0 you could clearly see where the patch to cover the added clouds was applied because of static grain.