["PA System" multiphone app -- 1 iPhone broadcasts microphone (or recording) into all iPhones in the room. very interesting paradigm. http://crowdsound.com/](http://crowdsound.com/) -- not taken!
- Author
- Jacob Cole
- Status
- —
- Visibility
- (inherits public)
- Created
- 5/19/2026, 1:14:24 AM
- Updated
- 5/19/2026, 1:14:24 AM
- Permalink
/list/hackathonprojects/item/b3fc39f8-b5bb-424e-a263-dbb5a3fec822