Raspberry Pi NAS

• https://blog.alexellis.io/attach-usb-storage/
• https://www.ionos.co.uk/digitalguide/server/configuration/raspberry-pi-nas/
• https://magpi.raspberrypi.org/articles/build-a-raspberry-pi-nas
• https://opensource.com/article/18/8/automate-backups-raspberry-pi
• https://tylercipriani.com/blog/2017/07/09/the-rsync-algorithm-in-python/
• https://pypi.org/project/pyrsync/#files
• https://www.raspberrypi.org/forums/viewtopic.php?t=233469