multiple chroot running parallel task xfce-term after the initial /var/run mount happens how?

[TomTravis]

chronos@localhost / $ cat /usr/local/bin/mnt.sh
sudo mount -o remount,symfollow -o exec /media/removable/sd200
sudo mount -o remount,symfollow -o exec /tmp
chronos@localhost / $
chronos@localhost / $ sudo startxiwi -c /media/removable/sd200/z/chroots/ -n book -f -b xfce4-terminal
Entering /media/removable/sd200/z/chroots/book...
chronos@localhost / $ sudo startxiwi -c /media/removable/sd200/z/chroots/ -n jam -f -b xfce4-terminal
Entering /media/removable/sd200/z/chroots/jam...

kali has by far the best video
systemd transfer

[TomTravis]

forward to systemd project
https://github.com/users/TomTravis/projects/3/views/1
https://github.com/Systems-Modeling

[TomTravis]

ill add the last chroot get the var run mnt kali xterm
however after every thing is cleared
the var.run mount remains busy
after a pkill -t pts/0 chromeOS went in to a wait state blanked the screen and came back and asked what happened please provide feedback which i did