The only things JSON has over xml is that it’s easier to write a parser for it and the format is less verbose and less complicated. There are extensions to JSON that can add features that xml has and the JSON spec doesn’t have. Overall the xml spec is bigger and has more features but that also makes it overkill for many of the cases that it would be used in.

I read his book “Extraterrestrial: The First Sign of Intelligent Life Beyond Earth” about Oumuamua. https://en.wikipedia.org/wiki/ʻOumuamua it was well thought out and examines the object from many angles. He never says it was aliens. He only says that everything we know about it says it isn’t natural and could be aliens. He does say that it passed through so quickly that we really didn’t get a great look at the object and have to make some guesses about it based on observations.

Does the orange pi 5 also require active cooling? That’s one of my bigger hangouts about the RPi5.