We register time as BC or AD, but what about AB? After Bandwidth. In today's AB era, we can spread people out with modern transportation. The pandemic is teaching us that we don't need to be consolidated in high rise buildings to be productive. Most homes have enough bandwidth to allow quality video conferencing, replacing the workplace cubby with bedside offices or laptops on the couch. Mark Stross reads the writing on the wall. Rented real estate and brick and mortar office buildings are over; welcome to the After-Bandwidth Era.