> It's a lot more "normal" inside the company than people expect.

It was, just a tech company doing tech things.

> or are there "tame" videos used for dev+test so as to not be so distracting?

We had some public domain videos playing on a loop for internal testing environments, or some "screensaver" type videos.

> Do people become totally desensitized to it?

Yes, and relatively quickly too. The regular content was more looked at as a curiosity. "You found someone doing _what_?" "Let me see."