Damian Sazama, vice president of marketing at Interop, says regional providers have put the move to Rich Communications Suite (RCS) products on hold because the technology requires the installation of an IMS core – a costly, complex undertaking.  And with many mid-tier companies in the midst of LTE deployments, RCS has been moved even further down the priorities list.

via Q&A: Interop on Advancing Next-Gen Messaging | Wireless Week.