One of the more limiting things about Signal is you have to give out your mobile number to everyone. Even if it is a burner, I still don't want to advertise to the world that it's mine.
Was happy to read today that Signal is now beta testing a new username feature.
https://community.signalusers.org/t/public-username-testing-staging-environment/56866
Public Username Testing (Staging Environment)
Hey, all! If you’ve been following along with the commit messages across our repositories, it’s no secret that we’ve been working on bringing Usernames to Signal for a while now. After rounds of internal testing, we have hit the point where we think the community that powers these forums can help us test even further before public launch. To do so, we’d first like to invite you to test in Staging. Think of The Staging Environment as a parallel Signal universe: you’ll need to install and run a ...

