Preemptive defeding I think is bad. You can’t convince people to move to better options if you never have a chance to interact with them in the first place. Obviously there may be reason to defed in the future but to do it prematurely is a mistake that will isolate the fediverse in a way that is uninviting to new people unfamiliar with the space.
They should have gone with a common design for all the logos. I main tumbleweed and I think this is dumb and confusing to potential newcomers to openSUSE’s distros.