"You are in control of your Perkeep server(s), whether you run your own copy or use a hosted version." Can the perkeep server be an SSH/SFTP login ? Or is the

"You are in control of your Perkeep server(s), whether you run your own copy or use a hosted version." Can the perkeep server be an SSH/SFTP login ? Or is there a server side component that would need to be running ? I've thought in the past about the intersection between (camlistore) and rsync.net but it's not obvious what that looks like ...