Well you could if you have a line-unfeed. So by default it would do both but then in the uncommon case where you want overtype you could go back up. A little

Well you could if you have a line-unfeed. So by default it would do both but then in the uncommon case where you want overtype you could go back up. A little late for that insight, if its even worthwhile, but typically I would optimize the common case by default and add features for doing advanced / uncommon things.