X @vitalik.eth

Investment & Philanthropy - The donor has donated 128 ETH to each of @session_app and @SimpleXChat to support their development [1] - The donor encourages users to download and use @session_app and @SimpleXChat [1] Technology & Privacy - Encrypted messaging is critical for preserving digital privacy [1] - Permissionless account creation and metadata privacy are two important next steps for encrypted messaging [1] - Strong metadata privacy requires decentralization, which is challenging [1] - Multi-device support adds complexity to decentralization [1] - Sybil/DoS resistance in message routing and user side is difficult without phone number dependence [1] Challenges & Future Directions - @session_app and @SimpleXChat are not perfect and need improvement in user experience and security [1] - More attention is needed to solve the problems in decentralized messaging [2]