What I want in iPhoto 6 in two days (MWSF Keynote): an easy way to tag images based on people that appear in them. Asking iPhoto to identify people on its own might be a little too much to ask, but here’s a suggestion: You start out by entering a few names for one image, and then for each new image you review, you will either have the ability to type in more names, or select already used names from a list. After a few images, I would bet that most of you would have all the friends you’ll ever get in that list. And from there on it should all be fairly quick. I know I would buy it…