In today's social networking age, we often spend time posting insignificant life updates. But other times, emergency situations arise – times when you really need to get your message across.
In emergencies, however, we face obstacles such as low connectivity, blocked networks, no mobile data plans, or not having a smartphone at all. A solution to this problem is a service/platform that allows users to communicate with their relatives via social networks using SMS or BLE protocols. In other words, the ability to use internet without having direct access to it.
This was a talk presented in JSConf Uruguay 2016: https://jsconf.uy/schedule#lateralus-a-distributed-relay-system-in-javascript