Mac OS X Lion does iPhone-style autocorrect as you type. I’m leaving it on for now to see if I like it. If it autocorrects something, you can press Escape to ignore the correction, but sometimes I’m typing and not paying attention, and a correction I don’t want is applied. Like on the iPhone, you can back up to the word that was corrected and it will show a popup like the one below so you can quickly restore what you originally entered:
Is there any way to accept this replacement with the keyboard?
Anybody know?