Out of all the restorations I’ve seen from Disney, one of the worst color restorations I’ve ever seen from them is the Region 1 DVDs of one of my favorite Mickey Mouse shorts, The Prince and the Pauper.
I mean, just look at this!
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The difference is almost literally “night and day”!
Here’s a video comparison I made some time ago:
https://youtu.be/S3-7QHae580