“When you use Signal, your data is stored in encrypted form on your devices. The only information that is stored on the Signal servers for each account is the phone number you registered with, the date and time you joined the service, and the date you last logged on.”
What are you talking about? Where did they say that? How does capitalism ruin a non-profit organization? It makes absolute sense for them to have removed SMS. Here’s their statement about the removal: https://www.signal.org/blog/sms-removal-android/