Why Open Offices? (Synchronicity)

If one person is wrong, they’re wrong. If a lot of people, some of whom got extremely rich off of their wrong ideas, are wrong, there’s a good possibility I’m the wrong one. At a minimum, it’s useful for me to understand where I’m differing from others. Open offices are one such puzzle. To me, they are obviously one step short of Azkaban. And yet everyone, including some exceptionally profitable companies, use them. Why?