still not 100% convinced defederating isn’t, ultimately, going to be the answer though
It may be, but only as a last resort.
So I think we need some kind of step by step “If you see X, then do Y” sticked to the instances that care about this for the people who (like me) do care about this issue.
Yes, the map of thr Fediverse needs “here be dragons” sprinkled around.
I use Calibre.