Here’s a link to the anchor

I’d be interested in utilization data before and after that change. Anecdotally, I use Signal much less after SMS was removed. With one app, I could opportunistically use Signal, when the other person had it, and send an SMS otherwise. Now I have to decide what kind of message to send before opening an app and learning my options. Most of those quick messages have moved back to SMS for me.

I do and it works great! I mostly did this to limit the blast radius of breaches, but aliases also provide an easy way to send those kinds of things to both me and my spouse.

“Know your customer”. Financial institutions, in the US at least, have to verify their customers’ identities before providing services.