some projects/ideas i found in the last couple of years, that try to solve our current problem of the internet being a centralized structure that is controllable by big corporations or governments and not so easily usable with mesh technology or when not being connected for long amounts of time
https://scuttlebutt.nz/docs/introduction/
https://yggdrasil-network.github.io/
https://www.inverse.com/science/39507-mesh-networks-net-neutrality-fcc
https://redecentralize.github.io/alternative-internet/
https://github.com/cjdelisle/cjdns
You don’t need to have ipv6 support by your provider, it’s ipv6 over ipv4. You only need your hardware (phones, laptops) and software (OS, servers, clients) to support ipv6.
I use it to play LAN games with my friend from other country, kind of like Hamachi, but FOSS.
Interesting, will need to do some digging.