Some of the consoles had neon tubes for number display. They emit warm orange lights when triggered by ~300Vdc.

I don’t find this beautiful at all tbh. Looks fiddly

This reminds me a classic joke:

"Fortran was invented by IBM. That is why you get a compiler error when you write Fortran without wearing a blue necktie".

Also, you might find interesting some movies by a French comedian called Jacques Tati. He made fun of these aseptic "modern" environments in movies like "Playtime" [1] and "My uncle".

[1] https://www.youtube.com/watch?v=zrYB8hgyq4s, https://www.youtube.com/watch?v=l3L7aXoFAIo

Did the little hats do anything? Or were they just for show? I also wonder if they were only worn when the cameras came out.

I like the top picture where it looks like the chefs are watching the controls while the engineers are down in the cafeteria enjoying a lunch break :)

Not great, not terrible.

Only allowed color: vomit-green. Strangely repulsive. I do not think this is experience induced, because I loved my green XB3-bicycle from Kharkov Bicycle Factory.