It's not that Linux became “GUI only”, but that the Linux desktop has become far more complete. The modern desktop we know today ships graphical tools that cover almost every common task in ways that are genuinely approachable.
You don't always need to install an open source software on your desktop or self host in your homelab. I use some of my favorites from the comfort of a web browser.
We do not need a mythical “year of the Linux desktop” for Linux to keep growing. We just need good ideas, consistent execution, and projects that keep getting better with every release.
Classic Linux tools are always there, but eBPF is the natural upgrade as it looks directly in the kernel. Once you start using these tools, it’s hard to imagine managing Linux systems without them.