I haven't found a list like you've specified as it is an emerging field, however I would recommend aligning yourself with langchain which seems to be leading in the area. They have a great amount of resources and tutorials, I would start with the deeplearning.ai short course.
Reforge talks about your cycle - I can't find the exact artcile but you can see it with marketplaces a lot - i.e. Facebook creates APIs for events, 3rd parties build platforms on these APIs, Facebook kills the API access. This is the closest article I could find related to "tactics" https://www.reforge.com/blog/growth-loops
I've been working in Digital Analytics for 10 years as a freelancer for SMEs and implementations for billion dollar companies. I am very comfortable saying for 99% of websites there is no better alternative, paid or free to GA4 and based your requirements you fit into that 99%. Happy to debate this in comments.
Yep, one game I follow Hearthstone Battlegrounds has had a majority of funding for events slashed by Activision Blizzard. Very unfortunate for the professional players who are incentivised more to be successful streamers rather than competitive gamers and us fans.
I saw a life coach for 12 weeks and a therapist weekly for a year - similar cost. I found the therapy (gestalt/CBT) much more beneficial in general but like a muscle it needs to be maintained. The life coach was quite interesting at the time but what they called "self limiting doubts" was framed a lot better through psychotherapy.
