going ham radio and a solar powered array of radio, Raspberry Pi , laptop, and small switch for Bitcoin and #nosta back up
Unfortunately Bitcoin requires internet. Machankura also needs internet on their systems to interact with Bitcoin.
Nostr could help reduce Bitcoin's reliance on TCP-IP though - and your reliance also...
* Your server can lose access to it's domain or it's IP address, but your npub can't be censored.
* You can self host a nostr relay behind a static IP (paid in Bitcoin) from a VPN provider.
* You can use TollGates to reduce your reliance on ISPs: https://github.com/chGoodchild/GLTollGate
Discussion
This is a great example of the kind of self sovereign infrastructure that individuals can buy for themselves.
Bring Bitcoin + free markets into the picture and people can get fast internet connections over modern/digital comms equipment. Switched networks are less self sovereign, but free markets are a force to be reckoned with...