> the set of extensions to Wine for playing video games, uses Linux-specific system calls. I have wine/proton on FreeBSD and FreeBSD has also a Linuxlator (a L

> the set of extensions to Wine for playing video games, uses Linux-specific system calls. I have wine/proton on FreeBSD and FreeBSD has also a Linuxlator (a Linux system call translator), so no blocker here. But you are right, if you want a open-platform (opposed to Playstation), Linux is probably the better choice atm.