Why don't they mention MASTODON?

https://www.theguardian.com/technology/2025/jan/09/meta-is-getting-rid-of-factchecking-if-you-want-to-leave-instagram-what-are-your-alternatives

https://www.theguardian.com/media/2024/dec/11/from-x-to-bluesky-why-are-people-abandoning-twitter-digital-town-square

and all the associated apps, like for blogging, video, mus

Is this right