> It's crazy to me that with all of Signal's emphasis on security (being designed by one of the top security researchers in the world, no less), they chose to m

> It's crazy to me that with all of Signal's emphasis on security (being designed by one of the top security researchers in the world, no less), they chose to make tying your account to a phone number a requirement. It isn't crazy. There's a tradeoff between convenience and security. Signal appears to trying to create the most secure system that's still usable by most people, and are advancing the state of the art in many areas to make that happen. It's important to keep in mind that the best security in the world is of no use if you don't bother to use it. In any case, Signal gives you optional actions you can take to solve some of the problems your concerned with.