I redid the Donovan piece in 1080p and deinterlaced it. MUCH better!
https://www.youtube.com/watch?v=gfeX-1lv-7w
I tried setting capture to PAL to make a PAL DVD but despite setting 1080p and deinterlacing it still had the same problems as before. Something in my chain isn't processing PAL. But I think these NTSC files look great.