Samba, rsync, sshfs, even fusefs... but there's seemingly nothing that can keep your files yours across your own devices without extensive hacking/setup, suspic

Samba, rsync, sshfs, even fusefs... but there's seemingly nothing that can keep your files yours across your own devices without extensive hacking/setup, suspicious EULAs, MitMs, etc. We can build it, but normies can't