Not one thing.

Emojis 

The simplest and briefest - appointment reminders, meeting confirmations, quick one-off questions, that sort of thing.

There is nothing that should be sent by text.  There is plenty that should not be. This post was edited by Thriftymaid at May 25, 2022 1:29 PM MDT

I never use text to communicate. I'm old, I learned how to communicate with others long before text was invented. Texting offers no improvement on other forms of communication. That being said, and fortunately I won't live far enough into the future to see the results, "text speak" will be a key element in formulating languages of the future.