Long, thorough review of my experiment and attempt to use only Linux on a previously dual-boot laptop with hybrid Intel and Nvidia graphics and 4K screen, with Kubuntu 22.04 LTS as the operating system choice, covering LVM + encryption setup, look and feel, customization, UHD display scaling, graphics drivers configuration with PRIME, native and Steam Proton gaming, default and extra applications, WINE software, hardware support, performance, responsiveness, some small problems, and more