Automattic purchases Beeper in $125 million deal; CEO to join
https://blog.beeper.com/2024/04/09/beeper-is-joining-automattic/
If they push local OpenSource bridges, or if you’re willing to self-host your own, then I’d consider using them.
Otherwise, any private “E2E” encrypted messages, will get decrypted on their bridges, and we’ll have to play ToS whack-a-mole to find out whether they’re fair game to train LLMs or not.