If you work as a knowledge worker in a rich country the chances are you have been working from home a lot recently. There is also a good chance that wasn’t on the cards a couple of years ago.
Companies handled the changes last year forced on them quite differently, some with a lot more reluctance than others. The fact that the changes happened to everyone, at the same time allows us to test our assumptions about the way we work. To finally find out which ideas work and which ones just sounded good.