We tend to use Google Docs to scribble notes during a meeting. We’ve gotten good at using indentation to represent tree structures. It has less flexibility than a whiteboard but it doesn’t run out of space, is always achieved, easy to read, and most importantly everyone in the meeting can contribute at the same time.

Real-time collaboration with text is so essential that this weekend I worked on a proof of concept with a friend to bring it to Gitlab issues https://gitlab.com/gitlab-org/gitlab/-/issues/21473#note_301...