Have to mention World Possible (https://worldpossible.org/ https://worldpossible.org/) here. They are doing amazing similar work, with rpis and Intel CAP server

Have to mention World Possible (https://worldpossible.org/ https://worldpossible.org/) here. They are doing amazing similar work, with rpis and Intel CAP servers. They also have Datapost (https://datapost.site/map https://datapost.site/map) which uses android phones as data carriers between the remote location and the Internet, for email, stats and updates.