This has happened once before and they reversed it. But they said this last time too:
The discussions that have happened in various threads on Lemmy make it very clear that removing the communites before we announced our intent to remove them is not the level of transparency the community expects, and that as stewards of this community we need to be extremely transparent before we do this again in the future as well as make sure that we get feedback around what the planned changes are, because lemmy.world is yours as much as it is ours.
Look, I agree with the feeling behind what you are saying, However its important to remember Morality is not the same as Legality, and while they can sometimes overlap they are difrent cosepts, Piricy is moral, but not legal. If you ask me, it is A ok to do somthing that is moral but illegal