An announcement from billionaire Elon Musk about a completely new messaging application called XChat. The text mentions that this application is inspired by the technologies of Bitcoin developer Satoshi Nakamoto concerning security standards.
This system "was built using the Rust programming language, with encryption similar to Bitcoin, and an entirely new architecture." The source mentioned for this information is "Elon Musk's official account on X".
Elon Musk is working on developing the X platform to become an "everything app".