The Fediverse is approaching 5 million users across its various implementations; the Mastodon software itself hosts about 3.8 million with nearly 2800 servers:
This is a genie that can't be placed back inside the bottle. With ActivityPub being a W3C recommendation, things are looking fantastic for this ecosystem.
Yeah that's fantastic growth. I completely agree that the genie is out of the bottle now because with so many users there's a sufficient population of technical users who will develop, maintain, and host ActivityPub based services. And things will only keep improving from here on out as more people keep joining the fediverse, and in turn making it more appealing for new users.
https://fediverse.network/mastodon
This is a genie that can't be placed back inside the bottle. With ActivityPub being a W3C recommendation, things are looking fantastic for this ecosystem.