Asynchronous (you don't know when and where you will get Internet/local network connectivity) mesh (there is no gov infrastructure to be trusted) networking in presence of malicious (gov operated) and unreliable (destroyed by gov) nodes is probably among hardest problems known to computer science.
Asynchronous (you don't know when and where you will get Internet/local network connectivity) mesh (there is no gov infrastructure to be trusted) networking in presence of malicious (gov operated) and unreliable (destroyed by gov) nodes is probably among hardest problems known to computer science.