To what end? The devices don't stay connected. You have to turn them on, open the app and sync them up. At best you get to alter the vibration patterns several

To what end? The devices don't stay connected. You have to turn them on, open the app and sync them up. At best you get to alter the vibration patterns several hundred people at once. At best you've very mildly annoyed somebody and they'd just chalk it up to a buggy app.