Why might cubicle-free workspaces be counter-productive?

A recent Harvard Business School study of two Fortune 500 companies found that a cubicle-free workplace without private offices actually forces less face-to-face and more e-mailing and instant messaging. Employees have headphones on to drown out distracting noise. “There’s a natural human desire for privacy, and when we don’t have privacy, we find ways of achieving it.” (The Washington Post, July 18, 2018)