So, it looks like I should add /usr/sbin/factory_reset
to my "display only" demo RUNME.sh in the original post. Thanks for that information cscat
This is exactly WHY I published my tools before they were completely ready, so that others could improve them. To run a different RUNME.sh, remember to delete RUNME.done from your USB drive.
Things are getting better as we put our heads together and figure out more details about how to use "USB/HID" mode to our benefit. "Standing on the shoulders of Giants" is a noble way to improve our shared knowledge. Let's keep improving this until we have a "One Button" solution.
EDIT: simple step-by-step recovery thread: