These are public toots tagged with #smogmag. You can interact with them if you have an account anywhere in the fediverse.
Somewhat via #SMOG: https://rosenzweig.io/blog/the-federation-fallacy.html
And you know what, #cryptocurrencies too converge to centralisation.
To paraphrase what I said before in one of my rants on this #mastodon instance, we need our non-tech friends to be able to run their social presence, private websites, everything they get "for free" from the giants from their computing devices, persistently.
That's why I care so much about giving the control over identity management to humans and integrate with with their existing patterns of them using their electronic devices.