The loss of cognitive overhead of dealing with a physical workspace with distractions abound has to be countered with a new cognitive overhead – putting initiative forward in reaching out to coworkers, setting up regular 1:1s to just chat. While the conversations may initially feel forced (because they are indeed artificial), once camaraderie is built, it feels as natural as an office chat.
What do you title these 1:1s so that your coworkers will accept them, and so that your manager won't lift and eyebrow?