RCS finally replaced SMS as the default carrier-grade messaging protocol, and the rollout was uglier than the marketing implied. We walk what Universal Profile actually standardizes, the carrier/Jibe split, the Apple interoperability saga, what end-to-end encryption covers in 2026 and what it does not, the SMS fallback that ruins your assumptions, and the honest cross-platform state of the messaging world.
Rcs
-
RCS Messaging