I dont admit to know all the details, but if the encode can’t be parsed properly by the decoder the colors will playback all purple and greenified

The purple green thing is the privacy protection for Dolby Vision in action. I dont have a fix, apart from to keep downloading different releases until I find one that just works™️

You know there’s homeless people and slaves in China, right? I mean, obviously there is in America too, just making sure we’re clear here.

The technique you’re looking for is called Candling. I used to do this when I made the flu vaccine.
Its basically a light with a rubber cup on it to focus the light into the egg. Works really well.
Here’s a random website that seems to have good info:

https://www.thehappychickencoop.com/the-complete-beginners-guide-to-egg-candling/

Candling will not tell you if the egg is fertilized until Day 4 or so, when the veins start to develop.