To big and ambitious to fit into one tutorial, we explore building a mesh network using the outstanding ESP32 and Espressif's mesh development framework ESP-MDF In this first diary entry, we focus on building a very simple mesh network with broadcast and unicast capabilities. The eventual goal is to be able to blanket my local village in bitcoin transaction data, to be able to send, receive and broadcast bitcoin transactions using a freely accessible, censorship-resistant, self-healing, self-organising mesh network. Contributors are very welcome! https://github.com/arcbtc/BItcoin-Mesh Espressif resources https://github.com/espressif/esp-mdf https://docs.espressif.com/projects/esp-idf/en/latest/get-started/index.html https://github.com/espressif/esp-mdf/tree/master/examples/function_demo/mwifi TCP server testing software https://packetsender.com/ Follow me on Twitter: https://twitter.com/btcsocialist Hardware: -ESP32 Music - Timecrawler 82 Osaka Lights http://freemusicarchive.org/