It’s a bad sign when I pop in a disc, just to see how it looks, and find obtrusive repairs less than a minute after hitting play.

Just about every splice is accompanied by interpolation and freezing.

Interpolation:

Freezing:

People are poorly rotoscoped (often with interpolation) against a frozen background.

Can you spot the misaligned repair?

I don’t understand why Eureka’s upscaling and interlace handling is so poor:

Jana and the Little Star (1971)

Live-action portions have magnetic grain and major macroblocking in the darks. Grain in the animation also tends to have a halting, dissolving quality.