How can I use this without a phone or phone number at all? If I am concerned about privacy, why would I give them that access and information when it's not necessary for the service? Surely they are only trying to gather information on their users. Whether it's being sold, breached, or used for ad targeting, I am not interested. It comes across as a scam. I cannot take seriously any claims made by the company or its…
My use case for Signal is friends and family, and it was easy to get everyone onboard because we all have each other's phone numbers already and didn't need to build a new list of contacts. It's a drop-in Android-compatible replacement for iMessage.