Just some notes to self…
- Upgrading Raspberry Pi 4’s Python installation from Python 2 to Python 3.8…
https://installvirtual.com/how-to-install-python-3-8-on-raspberry-pi-raspbian/ - Backing up a Matrix Synapse (federated chat) server
https://github.com/matrix-org/synapse/issues/2046 - Backing Up NextCloud
https://www.addictivetips.com/ubuntu-linux-tips/backup-nextcloud-snap-installation-on-linux/