Very cool, but I wonder when it'll be possible to key Signal off of something other than my phone number, and when it will be possible to support multiple accou

Very cool, but I wonder when it'll be possible to key Signal off of something other than my phone number, and when it will be possible to support multiple accounts (e.g. phone numbers) on a single device. Also, I wonder when it'll be possible for me to successfully reset Signal registration. And when I'll be able to share my certifications of contacts with other contacts …