(replying to the pre-edit comment, as I think that can be insightful)
I do agree that open office looks a lot less depressing than a cubicle farm; being able to see a large area tends to be more pleasing than lots of obstructions. However, actually having the same amount of people (or, usually, more people because that's why they have open offices in the first place) can cause issues due to the more intense noise and distractions. But that wouldn't be visible in a quick visit; it would need to come out over a prolonged period of working in that environment. And somehow all the decision makers never actually work in the middle of the open plan office…
I do agree that open office looks a lot less depressing than a cubicle farm; being able to see a large area tends to be more pleasing than lots of obstructions. However, actually having the same amount of people (or, usually, more people because that's why they have open offices in the first place) can cause issues due to the more intense noise and distractions. But that wouldn't be visible in a quick visit; it would need to come out over a prolonged period of working in that environment. And somehow all the decision makers never actually work in the middle of the open plan office…