For those using Deck as your main PC, what OS do you prefer for normal computing?

After I finish up Jedi Survivor, and play Starfield on my vacation next month, I plan to sell my gaming laptop and move over to Deck only. I have a 2TB ssd in the Deck for Steam OS, and a 2TB ssd in my jsaux dock, where I’ll install an OS for general computing. I had planned to install Windows, since I use a few bits of...