Great analysis :) The first wave of Covid *almost* destroyed my relationship as well at the time ;)

This is a shameless plug, but if you're interested in pushing the qualitative analysis of your conversations, you could use HumanFirst.ai :) It provides a streamlined workflow to explore your conversation data using semantic search, with ability to discover and train on-the-fly classifiers with an active-learning "Tinder-like" experience (to stay in the relationship analogy ;)