It is a decentralized messaging app that can work w/o the internet (ig it uses Bluetooth). So it is very useful for protesters in countries where the police use jammers to block network access.

Jack Dorsey has recently gone full Crypto Bro and this is one of his latest projects. This one is designed to connect people based on their physical location (it’s very strange, you can enter groups based on an arbitrary grid that basically overlays a world map) and on its face this seems like a double edged sword at best.