Ubuntu StudioのKDE移行は見た目とカスタマイズ性の問題らしいから…

Plans for Ubuntu Studio 18.10 – Cosmic Cuttlefish
https://ubuntustudio.org/2018/05/ubuntu-studio-development-news-may-14-2018/

[ubuntu-studio-devel] The problem with gnome
https://lists.ubuntu.com/archives/ubuntu-studio-devel/2018-May/008696.html