Signal Tests Public Usernames to Enhance Privacy

In a highly anticipated move, privacy-focused messaging app Signal is testing a new feature that will allow users to communicate without revealing their phone numbers. Public usernames are currently in the staging phase, as confirmed by Signal's VP of Engineering, Jim O'Leary. Staging Environment: A Testing Ground O'Leary describes [https://community.signalusers.org/t/public-username-testing-staging-environment/56866] the staging environment as "a parallel Signal universe" where users must ins