Until a business owner can prompt and get what they want, the industry is still alive. It’ll be more like Who Moved my Cheese than there isn’t any cheese at all.
This study was several years ago with a company that does call center work. This sort of productivity is easy to measure compared to other forms of team work. I don't think that it would be beneficial to extrapolate that finding to all kinds of work. Co-location is a huge benefit when working with small, focused teams. There have been volumes written on the benefit of being in close proximity to members with a shared goal.