Here's a thought experiment. Imagine those screens weren't on the coolers themselves, but on a wall nearby. And coolers were just coolers, let's say horizontal

Here's a thought experiment. Imagine those screens weren't on the coolers themselves, but on a wall nearby. And coolers were just coolers, let's say horizontal ones with frozen stuff you can't clearly see at a glance. How much more do you like it this way and why? What's the difference? There's still a camera and it probably records you.