They actually reverse engineered Apple's iMessage and released a POC. At the time it worked and demonstrated on device bridges being a possibility. The runs loc

They actually reverse engineered Apple's iMessage and released a POC. At the time it worked and demonstrated on device bridges being a possibility. The runs locally and then encrypts it client side before it reaches beeper services. This can be enabled for Signal under experimental settings already. https://blog.beeper.com/2023/12/05/how-beeper-mini-works/ https://blog.beeper.com/2023/12/05/how-beeper-mini-works/