I never do any texting so I have no idea whether or not this is any good. But, maybe you mobile types should check it out. Story @ http://www.foxnews.com/tech/2016/04/26/should-totally-download-microsofts-word-flow-keyboard.html
There are some good apps already available. The predictive aspect can get annoying - sometimes you need to disable it. The better apps learn from your pattern of usage, and can speed up texting substantially. As always, the main obstacle is the smallness of the letters confronting big fingers.
