Really the only reason Apple is going to support RCS is because their feared EU regulations coming up to force their hand
https://www.macrumors.com/2024/02/20/apple-rcs-message-compliance-china-law/
People tweeting stuff. We allow tweets from anyone.
RULES:
https://www.macrumors.com/2024/02/20/apple-rcs-message-compliance-china-law/