AOL AIM actually had a feature similar to this, in each chat you could enable "RealTime-IM" and show what you were typing as you were typing to the other person

AOL AIM actually had a feature similar to this, in each chat you could enable "RealTime-IM" and show what you were typing as you were typing to the other person. Which ended up being nice that it was an optional feature. https://en.wikipedia.org/wiki/AIM_(software)#AIM_real-time_IM https://en.wikipedia.org/wiki/AIM_(software)#AIM_real-time_I...