Verizon blocks messages in old Message+ app

Google Messages only supports end-to-end encryption over RCS, provided the person at the other end also has a recent version ...
Rather like a slow motion train crash, while Apple’s long-awaited adoption of RCS was quickly celebrated by Google, no sooner had it launched than it was being criticized for its awkward security ...
Encryption scrambles texts into unreadable code, keeping hackers from reading them. Without it, messages in plain text are vulnerable to spying.