brito

3 hours of how Elon Musk sees the future in the next 3 years: After seeing it, got a very bitter feeling if he either pushing for humanity advancement or destruction. In case he succeeds, we might be one of the last generations that enjoyed humanity as the species on the top. TLDR: Humans become chimpanzees inside a universe ruled by bots ruling from space (literally skynet).

New phone arrived that had a built-in radio transceiver. On that device are combined the power of a smartphone and transmission for hundreds of kilometers without Internet. Thousands of kilometers when you use a satellite. The next weeks will be fun.

Wi-fi station in the jar. This is an emergency hotspot station. Built with a cheap 3 USD/EUR microcontrolller (ESP32-C3 mini) that is connected to any normal powerbank you have around. Inside the jar can work for about 5 days straight before it needs a recharge. Serves two purposes: 1) permit to quickly connect devices between themselves 2) give a chat app that anyone can use with immediately with a browser when they first connect to the station Point 1 seems moot because smartphones can create hotspot. The big difference is that this one creates a mesh network. Add a few more stations in jars and you automatically extend this network for a mile of needed. Installation is simple: flash the firmware on the esp32 using a web browser or directly from the geogram app. The download for both the app and the firmware are at

geogram

When the internet goes down, Geogram keeps going. Direct device-to-device communication without servers, accounts, or infrastructure you don

Will publish a more complete guide if there is interest. Screenshots are from the jar itself and the chat app when you connect.