Why we (still) believe in Private offices?

Offices historically were used as an area for people to get their work done, however since that isn't needed any longer, what main purposes do they serve? In today's connected world, most employees will work anyplace they have an online connection. Because of cloud technology, email, and video conferencing, more and more staff is choosing flexible schedules where they'll work from home, a coffeehouse or a co-working office space . Thus, what is the purpose of offices, and why do they still exist? Offices historically served as a place for people to get their work done, however, an office is not needed for that any longer. However, no matter how connected and mobile we get, offices are not going anywhere, particularly after they serve three main purposes: Foster collaboration and communication. Even with the simplest technology, there is only so much collaboration you do virtually. Things just seem to flow better, and colleagues will communicate more clea...