In March, WordPress.com owner Automattic made a commitment to the fediverse -- the decentralized social networks that include the Twitter rival Mastodon
Titles make hype. Getting to 1.0 is a milestone and a place that we can agree to celebrate. Sure, it worked one commit before the 1.0 tag too, but that's hardly misleading
1.0 release means going from "we hope this works, but if not, be patient because we're still working on it and let us know so we can try to fix it" to "we're pretty confident this works as intended well enough to make it an official feature with announcements and PR."
This goes for all software.
It's weird to call it misleading. Yes, it might have worked, but it was a testing relationship, not an official one.