We handle ~2M requests per second and CF eliminates about ⅔ of those. We need CF or something like it. Multi edge is harder than it sounds at very large scale.
There are still alternatives like Bunny https://status.bunny.net/history (may not be for everyone, but I like to post the CF alternatives so it becomes ever so slightly less of a default)
Sadly, I can report that this has brought down 2 of the major Mastodon nodes in the United Kingdom.
Happily, the small ones that I also use are still going without anyone apparently even noticing. At least, the subject has yet to reach their local timelines at the time that I write this.
2 of the other major U.K. nodes are still up, too.
> However its number of monthly active users have only grown since 2020.
Like everywhere it is mostly bots.
Look at HN frontpage, there used to be 1-2 Twitter post per day. Now it is barely per week. End even those are usually just from two accounts (Karpathy and Carmack).