Korg Nanokey [edit - sorry: "Nanokey2"] - which I can't play, but it was cheap so I play WITH it sometimes. Anyway, it works fine, although of course the software to "configure" its bells and whistles is Mac-only because ... well, nvm because.
Linux Mint, Ryzen 7 w/32 Gb RAM and 120 Gb SSD drive along with ... I guess 3 TB of spinning hard drives. Homebuilt system. Mid-range nVidia graphics card because I'm not a gamer. I'm a computer hobbiest since the Apple II / Commodore-64 days. And now a music hobbiest too. Apparently.