>But now after a year or so I have started to miss a little bit of office action, pub lunch, talking shit together, and even some collaborative work stuff believe it or not.
Yes, it's the social interaction of any form outside of your home/bubble is the real problem.
Once things get a little more relaxed then there will be opportunities to get together, but much depends on how flexible companies are going to be, which in part depends on how the senior management perceives things.