The advantages of this system are that it's easy to place millions of sensors in houses, apartments, rooms, roads, railway stations, airports . These sensors can already be available as part of an existing Beacon application or placed as a new BLE iBeacon application and cost between € 50- € 100 per piece and go a> = 1 year on a battery. Or simply as extra Beacon for a home automation system. This creates a very accurate global fine-meshed network of sensors which is less vulnerable a wired network.
Users in Groningen, San Francisco, Italy, Turkey, India, Indonesia would cooperate here unnoticed. Alarms would go from smartphone to smartphone in real time. In addition, the current government systems do not alert the entire world, while everywhere where the app is used alarming is active and in realtime.
GSM coverage is everywhere. How many people would have been saved as on December 26, 2004 all smartphone owners in Indonesia had registered the quake and had alarmed each other to go to higher grounds?