You try them out. To jump distro to distro. Linux to BSD to Linux to Amiga EMU to C64 to BSD again. It’s a short circuit of the brain. One that thinks if they just learn one more thing. In the end, learning how these things work makes us better engineers. Knowing how compilers work makes us better engineers. Knowing how our mind works makes us better engineers. If you don’t want to go down the rabbit hole, don’t. Enjoy the Vista, or National Parks, or whatever you got going on. Some of us like digging underground.
(This is just fun poking at what I’ve observed and in no way represents you, the OP, or my employer.)