Its for times like this briar or similar applications are super useful. Also memory sticks. To bad distributing is not to simple.

briar leaks some metadata from what I've heard (unconfirmed). Meshtastic seems a better alternative

	▲	Ey7NFZ3P0nzAe 21 hours ago \| parent [-]
		I'd go with reticulum using also loras bridges. You can get data over multiple kilometers, route them to the internet easily, and with a much smarter routing scheme than meshtastic. https://github.com/markqvist/Reticulum/