"Another way to say that is: among people or communities who trust each other in these decisions, an act of self-defense becomes, seamlessly and invisibly, an act of collective defense. [...] shields-up means shields-up for everyone. Effective, practical defensive solidarity; it’s the most important new idea I’ve seen in social software in years."
I wrote this in 2020, and all the time I've spent since watching admins burn out and shutter instances saddens me.
It doesn't need to be like this.