That's one reason for sure, but even if my house was a 10 minute walk from the office, I'd still rather only go in for meetings. At home I have my own private office with a nice view. I have a nice set of speakers and can play any music I like. If I want to go for a walk, I'm in a quiet suburban neighborhood with hiking trails nearby. The kitchen is always stocked with snacks I like plus freshly prepared healthy lunc…
I still don't get how we as a species went "this is fine". The complete loss of audiovisual privacy is such an immense drain. I'll buy the "being close together works better" argument, but I still can't grasp how that offsets all the distractions in the modern office.