12.3 on RPi3

From: Mike Karels <mike_at_karels.net>
Date: Sun, 24 Oct 2021 20:51:30 UTC
Has anyone gotten 12.3-BETA1 running on an RPi3?  I have been unsuccessful
after 2 attempts with different SD cards.  The firmware acts like there is
no card present, and tries to boot via the network.

		Mike