It makes me sad that FF browser share has continued to decline steadily. The past couple years of releases have been some its the best in terms of my own UX, since perhaps the Phoenix era. It's pretty fast these days, the UI is good, has a lot of great extensions and privacy features. I use Brave at work to have a better chrome-based experience with gsuite. It's also a fast, excellent browser with good privacy featur…
I still ask myself: has FF browser share actually dropped that much, or has FF's privacy focus caused browser share estimates to mostly miss FF users in their counts? Most of these stats come from the exact kind of skeevy companies that I (and many other FireFox users) are using FireFox to avoid.
Also, the market share numbers reported by client side trackers like StatsCounter are very close to log file collection and analysis by companies like Kinsta.