Dedoimedo published a review on the KDE Plasma 5.20 desktop.
Plasma 5.20 is an exceptionally refined desktop
Detailed, enthusiastic review of Plasma 5.20, covering both fresh new installation and in-vivo upgrade on an existing system, including look and feel, visual consistency, ergonomic fixes, Samba functionality and throughput, new features, overview of Discover, Dolphin, Falkon and Elisa capabilities and improvements, excellent performance and responsiveness, stability, some small niggles, and more.
Plasma 5.20 is an exceptionally refined desktop