+osc
In Mosh, SSH_TTY is left as is and points to a dead TTY. unset SSH_TTY in .zprofile or read tty from tmux display-message -p '#{pane_tty}' in a nested tmux session.
+oscIn Mosh, SSH_TTY is left as is and points to a dead TTY. unset SSH_TTY in .zprofile or read tty from tmux display-message -p '#{pane_tty}' in a nested tmux session.