They’re saying to ask an employee

Delineated is a word and makes sense here

A four day work week with no overtime!

Sounds like someone heard about containers through a bad game of telephone!

How did his user account lose permissions to a folder of pictures?

He didn’t “discover owner” by opening any permission settings. He is simply asserting that he is the owner of the pictures he took, in a non-technical sense.

The fact that Andrew might have to run this at all means Windows (or possibly the manufacturer of his camera) has fucked up. He should not need to learn about this to use his files. Obviously he shouldn’t have permissions to system files but that’s clearly not what he actually wants.

Yes

Do it once because it’s instinct

Keep doing it because it’s fun (had an unexpected amusing result, which is the basis of fun, really)

It does still work, but YouTube is often pushing breaking changes multiple times per week. It’s really an arms race.