Earlier quoted context omitted.
Trouble is, you don't notice the thousand times when Word corrects a "teh", a caps "MIstake", or an apostrophe screw-up. But we do notice when it changes acronyms and other things in a way that makes us ctrl+z the auto-correct.
A part of the problem is the top-down mandated idea of what is "correct." If these things can be adaptive in a non-intrusive way, then it can all be like "teh" and "MIstake." I would love to stop telling new word processors to stop correcting Smalltalk. I wonder if there's any way to keep information like that around with you? I can try to do 100% of my word processing on Google docs, but, am I ever going to get ther…
It is on OS X. (Leaving aside software that implements its own spellchecking, of course.)