What is RCS, the Successor to SMS?

What is RCS, the Successor to SMS?
Cameron Summerson, How-To Geek, 2018/05/07
According to this article, Rich Communication Service (RCS) "is the future of 'texting' on your phone" and for internet messaging in general. While the impact on e-learning technology is a few years away, it's useful to be aware of the coming changes. More...