Seems the second group is a vocal minority. This feature helps the first group, but doesn’t help the second group.
According to Signal, the first group is the larger group and this helps the most users of Signal.
Could it be better? Sure. This is still a good step in terms of privacy, even though it doesn’t really improve anonymity.
Proton drive has windows and Android clients that work well. I’d love a Linux client for drive and for them to fix the photo upload issue on android, but eventually those things will come.