How To Use Fire Chat - How to Chat Without Internet Connection. Question is: How do you know who u r txting with? Trust and don't trust.
https://youtu.be/qDM4-r-GOIQ No Wi-Fi? Firechat App Helps Hong Kong Protesters
"a reminder that FireChat exists! It's an app that uses Bluetooth to connect to other Bluetooth users who have their FireChat on, and is used by protesters around the house world to organize their efforts."